264945384 has 64 divisors (see below), whose sum is σ = 802872000. Its totient is φ = 80285760.

The previous prime is 264945383. The next prime is 264945389. The reversal of 264945384 is 483549462.

264945384 is a `hidden beast` number, since 26 + 4 + 94 + 538 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (264945383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53379 + ... + 58130.

It is an arithmetic number, because the mean of its divisors is an integer number (12544875).

Almost surely, 2^264945384 is an apocalyptic number.

264945384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

264945384 is an abundant number, since it is smaller than the sum of its proper divisors (537926616).

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

264945384 is a wasteful number, since it uses less digits than its factorization.

264945384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111535 (or 111525 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 264945384 is about 16277.1429925525. The cubic root of 264945384 is about 642.2716991309.

It can be divided in two parts, 26494 and 5384, that added together give a triangular number (31878 = T₂₅₂).

The spelling of 264945384 in words is "two hundred sixty-four million, nine hundred forty-five thousand, three hundred eighty-four".