764249088 has 44 divisors (see below), whose sum is σ = 2037010640. Its totient is φ = 254748672.

The previous prime is 764249071. The next prime is 764249099. The reversal of 764249088 is 880942467.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 121318 + ... + 127461.

Almost surely, 2^764249088 is an apocalyptic number.

It is an amenable number.

764249088 is an abundant number, since it is smaller than the sum of its proper divisors (1272761552).

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

764249088 is a wasteful number, since it uses less digits than its factorization.

764249088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248802 (or 248784 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The square root of 764249088 is about 27645.0553987508. The cubic root of 764249088 is about 914.2780844601.

The spelling of 764249088 in words is "seven hundred sixty-four million, two hundred forty-nine thousand, eighty-eight".