763790864 has 20 divisors (see below), whose sum is σ = 1530874860. Its totient is φ = 368726400.

The previous prime is 763790849. The next prime is 763790917. The reversal of 763790864 is 468097367.

It can be written as a sum of positive squares in 2 ways, for example, as 309760000 + 454030864 = 17600^2 + 21308^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822587 + ... + 823514.

It is an arithmetic number, because the mean of its divisors is an integer number (76543743).

Almost surely, 2^763790864 is an apocalyptic number.

It is an amenable number.

763790864 is an abundant number, since it is smaller than the sum of its proper divisors (767083996).

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

763790864 is a wasteful number, since it uses less digits than its factorization.

763790864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646138 (or 1646132 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 50.

The square root of 763790864 is about 27636.7665257714. The cubic root of 763790864 is about 914.0953220926.

The spelling of 763790864 in words is "seven hundred sixty-three million, seven hundred ninety thousand, eight hundred sixty-four".