264481460 has 24 divisors (see below), whose sum is σ = 573328896. Its totient is φ = 102379680.

The previous prime is 264481457. The next prime is 264481471. The reversal of 264481460 is 64184462.

It is a self number, because there is not a number n which added to its sum of digits gives 264481460.

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, 212672 + ... + 213911.

It is an arithmetic number, because the mean of its divisors is an integer number (23888704).

Almost surely, 2^264481460 is an apocalyptic number.

264481460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264481460 is an abundant number, since it is smaller than the sum of its proper divisors (308847436).

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

264481460 is a wasteful number, since it uses less digits than its factorization.

264481460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426623 (or 426621 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 264481460 is about 16262.8859677488. The cubic root of 264481460 is about 641.8966037877.

The spelling of 264481460 in words is "two hundred sixty-four million, four hundred eighty-one thousand, four hundred sixty".