764490382 has 4 divisors (see below), whose sum is σ = 1146735576. Its totient is φ = 382245190.

The previous prime is 764490371. The next prime is 764490401. The reversal of 764490382 is 283094467.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191122594 + ... + 191122597.

It is an arithmetic number, because the mean of its divisors is an integer number (286683894).

Almost surely, 2^764490382 is an apocalyptic number.

764490382 is a deficient number, since it is larger than the sum of its proper divisors (382245194).

764490382 is a wasteful number, since it uses less digits than its factorization.

764490382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382245193.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 764490382 is about 27649.4191982400. The cubic root of 764490382 is about 914.3742950657.

The spelling of 764490382 in words is "seven hundred sixty-four million, four hundred ninety thousand, three hundred eighty-two".