63528772 has 12 divisors (see below), whose sum is σ = 113541120. Its totient is φ = 31088456.

The previous prime is 63528749. The next prime is 63528791. The reversal of 63528772 is 27782536.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168772 + ... + 169147.

It is an arithmetic number, because the mean of its divisors is an integer number (9461760).

Almost surely, 2^63528772 is an apocalyptic number.

It is an amenable number.

63528772 is a deficient number, since it is larger than the sum of its proper divisors (50012348).

63528772 is a wasteful number, since it uses less digits than its factorization.

63528772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337970 (or 337968 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 63528772 is about 7970.4938366453. The cubic root of 63528772 is about 399.0158556355.

The spelling of 63528772 in words is "sixty-three million, five hundred twenty-eight thousand, seven hundred seventy-two".