45040624 has 20 divisors (see below), whose sum is σ = 91061136. Its totient is φ = 21540992.

The previous prime is 45040577. The next prime is 45040637. The reversal of 45040624 is 42604054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60829 + ... + 61564.

Almost surely, 2^45040624 is an apocalyptic number.

It is an amenable number.

45040624 is an abundant number, since it is smaller than the sum of its proper divisors (46020512).

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

45040624 is a wasteful number, since it uses less digits than its factorization.

45040624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122424 (or 122418 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 45040624 is about 6711.2311836205. The cubic root of 45040624 is about 355.7963317632.

Adding to 45040624 its reverse (42604054), we get a palindrome (87644678).

The spelling of 45040624 in words is "forty-five million, forty thousand, six hundred twenty-four".