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396372852 = 2235407791
BaseRepresentation
bin10111101000000…
…010101101110100
31000121211211100000
4113220002231310
51302432412402
6103155351300
712552053661
oct2750025564
91017754300
10396372852
11193818877
12b08b2530
1364171665
143a8dca68
1524be8c1c
hex17a02b74

396372852 has 36 divisors (see below), whose sum is σ = 1039054016. Its totient is φ = 132123960.

The previous prime is 396372827. The next prime is 396372859. The reversal of 396372852 is 258273693.

396372852 is a `hidden beast` number, since 3 + 9 + 637 + 2 + 8 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3963728522 = 314222875605227808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 396372798 and 396372807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396372859) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202924 + ... + 204867.

Almost surely, 2396372852 is an apocalyptic number.

It is an amenable number.

396372852 is an abundant number, since it is smaller than the sum of its proper divisors (642681164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396372852 is a wasteful number, since it uses less digits than its factorization.

396372852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407810 (or 407796 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 396372852 is about 19909.1147969969. The cubic root of 396372852 is about 734.5724460480.

It can be divided in two parts, 396 and 372852, that added together give a cube (373248 = 723).

The spelling of 396372852 in words is "three hundred ninety-six million, three hundred seventy-two thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 972 407791 815582 1223373 1631164 2446746 3670119 4893492 7340238 11010357 14680476 22020714 33031071 44041428 66062142 99093213 132124284 198186426 396372852