64014525 has 18 divisors (see below), whose sum is σ = 114657530. Its totient is φ = 34140960.

The previous prime is 64014521. The next prime is 64014527. The reversal of 64014525 is 52541046.

64014525 is a `hidden beast` number, since 640 + 14 + 5 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 2893401 + 61121124 = 1701^2 + 7818^2 .

It is not a de Polignac number, because 64014525 - 2² = 64014521 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64014521) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 142030 + ... + 142479.

Almost surely, 2^64014525 is an apocalyptic number.

It is an amenable number.

64014525 is a deficient number, since it is larger than the sum of its proper divisors (50643005).

64014525 is a wasteful number, since it uses less digits than its factorization.

64014525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284525 (or 284517 counting only the distinct ones).

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

The square root of 64014525 is about 8000.9077609981. The cubic root of 64014525 is about 400.0302581277.

The spelling of 64014525 in words is "sixty-four million, fourteen thousand, five hundred twenty-five".