63528464 has 10 divisors (see below), whose sum is σ = 123086430. Its totient is φ = 31764224.

The previous prime is 63528433. The next prime is 63528481. The reversal of 63528464 is 46482536.

It can be written as a sum of positive squares in only one way, i.e., 56130064 + 7398400 = 7492^2 + 2720^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1985249 + ... + 1985280.

It is an arithmetic number, because the mean of its divisors is an integer number (12308643).

Almost surely, 2^63528464 is an apocalyptic number.

It is an amenable number.

63528464 is a deficient number, since it is larger than the sum of its proper divisors (59557966).

63528464 is a wasteful number, since it uses less digits than its factorization.

63528464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3970537 (or 3970531 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 63528464 is about 7970.4745153598. The cubic root of 63528464 is about 399.0152107986.

The spelling of 63528464 in words is "sixty-three million, five hundred twenty-eight thousand, four hundred sixty-four".