64522125 has 48 divisors (see below), whose sum is σ = 117883584. Its totient is φ = 33948000.

The previous prime is 64522111. The next prime is 64522141. The reversal of 64522125 is 52122546.

64522125 is a `hidden beast` number, since 645 + 2 + 2 + 12 + 5 = 666.

It is not a de Polignac number, because 64522125 - 2⁴ = 64522109 is a prime.

It is a super-2 number, since 2×64522125² = 8326209229031250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 93030 + ... + 93720.

It is an arithmetic number, because the mean of its divisors is an integer number (2455908).

Almost surely, 2^64522125 is an apocalyptic number.

It is an amenable number.

64522125 is a deficient number, since it is larger than the sum of its proper divisors (53361459).

64522125 is a wasteful number, since it uses less digits than its factorization.

64522125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795 (or 782 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 64522125 is about 8032.5665263352. The cubic root of 64522125 is about 401.0848156943.

The spelling of 64522125 in words is "sixty-four million, five hundred twenty-two thousand, one hundred twenty-five".