45507625 has 16 divisors (see below), whose sum is σ = 57193344. Its totient is φ = 36150000.

The previous prime is 45507619. The next prime is 45507653. The reversal of 45507625 is 52670554.

It is not a de Polignac number, because 45507625 - 2³ = 45507617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17670 + ... + 20080.

It is an arithmetic number, because the mean of its divisors is an integer number (3574584).

Almost surely, 2^45507625 is an apocalyptic number.

It is an amenable number.

45507625 is a deficient number, since it is larger than the sum of its proper divisors (11685719).

45507625 is a wasteful number, since it uses less digits than its factorization.

45507625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2577 (or 2567 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 45507625 is about 6745.9339605425. The cubic root of 45507625 is about 357.0217903932.

The spelling of 45507625 in words is "forty-five million, five hundred seven thousand, six hundred twenty-five".