264187875 has 64 divisors (see below), whose sum is σ = 528952320. Its totient is φ = 114393600.

The previous prime is 264187853. The next prime is 264187897. The reversal of 264187875 is 578781462.

It is an interprime number because it is at equal distance from previous prime (264187853) and next prime (264187897).

It is not a de Polignac number, because 264187875 - 2⁷ = 264187747 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 47227 + ... + 52523.

It is an arithmetic number, because the mean of its divisors is an integer number (8264880).

Almost surely, 2^264187875 is an apocalyptic number.

264187875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

264187875 is an abundant number, since it is smaller than the sum of its proper divisors (264764445).

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

264187875 is a wasteful number, since it uses less digits than its factorization.

264187875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5341 (or 5331 counting only the distinct ones).

The product of its digits is 752640, while the sum is 48.

The square root of 264187875 is about 16253.8572345151. The cubic root of 264187875 is about 641.6590055494.

The spelling of 264187875 in words is "two hundred sixty-four million, one hundred eighty-seven thousand, eight hundred seventy-five".