45320625 has 60 divisors (see below), whose sum is σ = 93570048. Its totient is φ = 20700000.

The previous prime is 45320563. The next prime is 45320633. The reversal of 45320625 is 52602354.

45320625 is a `hidden beast` number, since 4 + 5 + 32 + 0 + 625 = 666.

45320625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45320625 - 2⁸ = 45320369 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 38800 + ... + 39950.

Almost surely, 2^45320625 is an apocalyptic number.

45320625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45320625 is an abundant number, since it is smaller than the sum of its proper divisors (48249423).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45320625 is a wasteful number, since it uses less digits than its factorization.

45320625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184 (or 1166 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 45320625 is about 6732.0594917157. The cubic root of 45320625 is about 356.5320942028.

Adding to 45320625 its reverse (52602354), we get a palindrome (97922979).

The spelling of 45320625 in words is "forty-five million, three hundred twenty thousand, six hundred twenty-five".