63527525 has 12 divisors (see below), whose sum is σ = 81316224. Its totient is φ = 49182000.

The previous prime is 63527509. The next prime is 63527537. The reversal of 63527525 is 52572536.

It is not a de Polignac number, because 63527525 - 2⁴ = 63527509 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40211 + ... + 41760.

It is an arithmetic number, because the mean of its divisors is an integer number (6776352).

Almost surely, 2^63527525 is an apocalyptic number.

It is an amenable number.

63527525 is a deficient number, since it is larger than the sum of its proper divisors (17788699).

63527525 is a wasteful number, since it uses less digits than its factorization.

63527525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82012 (or 82007 counting only the distinct ones).

The product of its digits is 63000, while the sum is 35.

The square root of 63527525 is about 7970.4156102427. The cubic root of 63527525 is about 399.0132448708.

The spelling of 63527525 in words is "sixty-three million, five hundred twenty-seven thousand, five hundred twenty-five".