45368520 has 32 divisors (see below), whose sum is σ = 136105920. Its totient is φ = 12098240.

The previous prime is 45368507. The next prime is 45368527. The reversal of 45368520 is 2586354.

It is not an unprimeable number, because it can be changed into a prime (45368527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188916 + ... + 189155.

It is an arithmetic number, because the mean of its divisors is an integer number (4253310).

Almost surely, 2^45368520 is an apocalyptic number.

45368520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45368520 is an abundant number, since it is smaller than the sum of its proper divisors (90737400).

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

45368520 is a wasteful number, since it uses less digits than its factorization.

45368520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378085 (or 378081 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 45368520 is about 6735.6157847668. The cubic root of 45368520 is about 356.6576447869.

The spelling of 45368520 in words is "forty-five million, three hundred sixty-eight thousand, five hundred twenty".