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396374213 = 597279241
BaseRepresentation
bin10111101000000…
…011000011000101
31000121211220012102
4113220003003011
51302432433323
6103155401445
712552060644
oct2750030305
91017756172
10396374213
111938198a4
12b08b3285
1364172171
143a8dd35b
1524be9328
hex17a030c5

396374213 has 8 divisors (see below), whose sum is σ = 403690560. Its totient is φ = 389077920.

The previous prime is 396374201. The next prime is 396374221. The reversal of 396374213 is 312473693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 396374213 - 26 = 396374149 is a prime.

It is a super-2 number, since 2×3963742132 = 314225033462738738, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396374243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38273 + ... + 47513.

It is an arithmetic number, because the mean of its divisors is an integer number (50461320).

Almost surely, 2396374213 is an apocalyptic number.

It is an amenable number.

396374213 is a deficient number, since it is larger than the sum of its proper divisors (7316347).

396374213 is an equidigital number, since it uses as much as digits as its factorization.

396374213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10027.

The product of its digits is 81648, while the sum is 38.

The square root of 396374213 is about 19909.1489772918. The cubic root of 396374213 is about 734.5732867985.

The spelling of 396374213 in words is "three hundred ninety-six million, three hundred seventy-four thousand, two hundred thirteen".

Divisors: 1 59 727 9241 42893 545219 6718207 396374213