45988625 has 8 divisors (see below), whose sum is σ = 57393960. Its totient is φ = 36790800.

The previous prime is 45988609. The next prime is 45988637. The reversal of 45988625 is 52688954.

It can be written as a sum of positive squares in 4 ways, for example, as 13075456 + 32913169 = 3616^2 + 5737^2 .

It is not a de Polignac number, because 45988625 - 2⁴ = 45988609 is a prime.

It is a super-2 number, since 2×45988625² = 4229907258781250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45988625.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183830 + ... + 184079.

It is an arithmetic number, because the mean of its divisors is an integer number (7174245).

Almost surely, 2^45988625 is an apocalyptic number.

It is an amenable number.

45988625 is a deficient number, since it is larger than the sum of its proper divisors (11405335).

45988625 is an equidigital number, since it uses as much as digits as its factorization.

45988625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367924 (or 367914 counting only the distinct ones).

The product of its digits is 691200, while the sum is 47.

The square root of 45988625 is about 6781.4913551519. The cubic root of 45988625 is about 358.2752504860.

The spelling of 45988625 in words is "forty-five million, nine hundred eighty-eight thousand, six hundred twenty-five".