764385344 has 14 divisors (see below), whose sum is σ = 1516827294. Its totient is φ = 382192640.

The previous prime is 764385337. The next prime is 764385353. The reversal of 764385344 is 443583467.

It can be written as a sum of positive squares in only one way, i.e., 514745344 + 249640000 = 22688^2 + 15800^2 .

It is a junction number, because it is equal to n+sod(n) for n = 764385295 and 764385304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5971697 + ... + 5971824.

Almost surely, 2^764385344 is an apocalyptic number.

It is an amenable number.

764385344 is a deficient number, since it is larger than the sum of its proper divisors (752441950).

764385344 is a wasteful number, since it uses less digits than its factorization.

764385344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11943533 (or 11943523 counting only the distinct ones).

The product of its digits is 967680, while the sum is 44.

The square root of 764385344 is about 27647.5196717536. The cubic root of 764385344 is about 914.3324159924.

The spelling of 764385344 in words is "seven hundred sixty-four million, three hundred eighty-five thousand, three hundred forty-four".