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764272 = 24371291
BaseRepresentation
bin10111010100101110000
31102211101101
42322211300
5143424042
624214144
76332125
oct2724560
91384341
10764272
11482233
1230a354
13209b42
1415c74c
151016b7
hexba970

764272 has 20 divisors (see below), whose sum is σ = 1521976. Its totient is φ = 371520.

The previous prime is 764261. The next prime is 764273. The reversal of 764272 is 272467.

764272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×7642722 = 1168223379968, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 764272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54 + ... + 1237.

2764272 is an apocalyptic number.

It is an amenable number.

764272 is a deficient number, since it is larger than the sum of its proper divisors (757704).

764272 is a wasteful number, since it uses less digits than its factorization.

764272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336 (or 1330 counting only the distinct ones).

The product of its digits is 4704, while the sum is 28.

The square root of 764272 is about 874.2265152694. The cubic root of 764272 is about 91.4287220980.

The spelling of 764272 in words is "seven hundred sixty-four thousand, two hundred seventy-two".

Divisors: 1 2 4 8 16 37 74 148 296 592 1291 2582 5164 10328 20656 47767 95534 191068 382136 764272