64276264 has 16 divisors (see below), whose sum is σ = 129788820. Its totient is φ = 29665920.

The previous prime is 64276253. The next prime is 64276273. The reversal of 64276264 is 46267246.

64276264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 61748164 + 2528100 = 7858^2 + 1590^2 .

It is a super-2 number, since 2×64276264² = 8262876227595392, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308917 + ... + 309124.

Almost surely, 2^64276264 is an apocalyptic number.

It is an amenable number.

64276264 is an abundant number, since it is smaller than the sum of its proper divisors (65512556).

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

64276264 is a wasteful number, since it uses less digits than its factorization.

64276264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618060 (or 618056 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 64276264 is about 8017.2479068568. The cubic root of 64276264 is about 400.5747238358.

The spelling of 64276264 in words is "sixty-four million, two hundred seventy-six thousand, two hundred sixty-four".