764427480 has 64 divisors (see below), whose sum is σ = 2336571360. Its totient is φ = 199999488.

The previous prime is 764427473. The next prime is 764427523. The reversal of 764427480 is 84724467.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53737 + ... + 66456.

Almost surely, 2^764427480 is an apocalyptic number.

It is an amenable number.

764427480 is an abundant number, since it is smaller than the sum of its proper divisors (1572143880).

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

764427480 is a wasteful number, since it uses less digits than its factorization.

764427480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120260 (or 120256 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 42.

The square root of 764427480 is about 27648.2816825929. The cubic root of 764427480 is about 914.3492162460.

The spelling of 764427480 in words is "seven hundred sixty-four million, four hundred twenty-seven thousand, four hundred eighty".