764120416 has 24 divisors (see below), whose sum is σ = 1583540280. Its totient is φ = 361951488.

The previous prime is 764120393. The next prime is 764120431. The reversal of 764120416 is 614021467.

It is a congruent number.

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, 627781 + ... + 628996.

It is an arithmetic number, because the mean of its divisors is an integer number (65980845).

Almost surely, 2^764120416 is an apocalyptic number.

764120416 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

764120416 is an abundant number, since it is smaller than the sum of its proper divisors (819419864).

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

764120416 is a wasteful number, since it uses less digits than its factorization.

764120416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256806 (or 1256798 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 764120416 is about 27642.7280853392. The cubic root of 764120416 is about 914.2267710885.

The spelling of 764120416 in words is "seven hundred sixty-four million, one hundred twenty thousand, four hundred sixteen".