864528760 has 32 divisors (see below), whose sum is σ = 1990430640. Its totient is φ = 337768704.

The previous prime is 864528733. The next prime is 864528779. The reversal of 864528760 is 67825468.

It is a self number, because there is not a number n which added to its sum of digits gives 864528760.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249597 + ... + 253036.

Almost surely, 2^864528760 is an apocalyptic number.

It is an amenable number.

864528760 is an abundant number, since it is smaller than the sum of its proper divisors (1125901880).

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

864528760 is a wasteful number, since it uses less digits than its factorization.

864528760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502687 (or 502683 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 864528760 is about 29402.8699279509. The cubic root of 864528760 is about 952.6348865079.

The spelling of 864528760 in words is "eight hundred sixty-four million, five hundred twenty-eight thousand, seven hundred sixty".