764156332 has 12 divisors (see below), whose sum is σ = 1362505536. Its totient is φ = 374869040.

The previous prime is 764156329. The next prime is 764156387. The reversal of 764156332 is 233651467.

It is a junction number, because it is equal to n+sod(n) for n = 764156291 and 764156300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1802044 + ... + 1802467.

It is an arithmetic number, because the mean of its divisors is an integer number (113542128).

Almost surely, 2^764156332 is an apocalyptic number.

It is an amenable number.

764156332 is a deficient number, since it is larger than the sum of its proper divisors (598349204).

764156332 is a wasteful number, since it uses less digits than its factorization.

764156332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3604568 (or 3604566 counting only the distinct ones).

The product of its digits is 90720, while the sum is 37.

The square root of 764156332 is about 27643.3777241494. The cubic root of 764156332 is about 914.2410946835.

The spelling of 764156332 in words is "seven hundred sixty-four million, one hundred fifty-six thousand, three hundred thirty-two".