63407625 has 32 divisors (see below), whose sum is σ = 106030080. Its totient is φ = 33651200.

The previous prime is 63407621. The next prime is 63407627. The reversal of 63407625 is 52670436.

It is not a de Polignac number, because 63407625 - 2² = 63407621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63407621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132136 + ... + 132614.

It is an arithmetic number, because the mean of its divisors is an integer number (3313440).

Almost surely, 2^63407625 is an apocalyptic number.

It is an amenable number.

63407625 is a deficient number, since it is larger than the sum of its proper divisors (42622455).

63407625 is a wasteful number, since it uses less digits than its factorization.

63407625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850 (or 840 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 63407625 is about 7962.8904927796. The cubic root of 63407625 is about 398.7620581188.

The spelling of 63407625 in words is "sixty-three million, four hundred seven thousand, six hundred twenty-five".