45047625 has 48 divisors (see below), whose sum is σ = 86326656. Its totient is φ = 20436000.

The previous prime is 45047609. The next prime is 45047633. The reversal of 45047625 is 52674054.

It is not a de Polignac number, because 45047625 - 2⁴ = 45047609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 343810 + ... + 343940.

It is an arithmetic number, because the mean of its divisors is an integer number (1798472).

Almost surely, 2^45047625 is an apocalyptic number.

It is an amenable number.

45047625 is a deficient number, since it is larger than the sum of its proper divisors (41279031).

45047625 is an equidigital number, since it uses as much as digits as its factorization.

45047625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 45047625 is about 6711.7527517035. The cubic root of 45047625 is about 355.8147655003.

The spelling of 45047625 in words is "forty-five million, forty-seven thousand, six hundred twenty-five".