264490684 has 12 divisors (see below), whose sum is σ = 464620464. Its totient is φ = 131741984.

The previous prime is 264490679. The next prime is 264490717. The reversal of 264490684 is 486094462.

It is a self number, because there is not a number n which added to its sum of digits gives 264490684.

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, 124657 + ... + 126760.

It is an arithmetic number, because the mean of its divisors is an integer number (38718372).

Almost surely, 2^264490684 is an apocalyptic number.

It is an amenable number.

264490684 is a deficient number, since it is larger than the sum of its proper divisors (200129780).

264490684 is a wasteful number, since it uses less digits than its factorization.

264490684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251684 (or 251682 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 43.

The square root of 264490684 is about 16263.1695557785. The cubic root of 264490684 is about 641.9040659181.

The spelling of 264490684 in words is "two hundred sixty-four million, four hundred ninety thousand, six hundred eighty-four".