45450928 has 20 divisors (see below), whose sum is σ = 93241800. Its totient is φ = 21388544.

The previous prime is 45450901. The next prime is 45450931. The reversal of 45450928 is 82905454.

It is a super-2 number, since 2×45450928² = 4131573712122368, which contains 22 as substring.

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, 83278 + ... + 83821.

It is an arithmetic number, because the mean of its divisors is an integer number (4662090).

Almost surely, 2^45450928 is an apocalyptic number.

It is an amenable number.

45450928 is an abundant number, since it is smaller than the sum of its proper divisors (47790872).

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

45450928 is a wasteful number, since it uses less digits than its factorization.

45450928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167124 (or 167118 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 45450928 is about 6741.7303416853. The cubic root of 45450928 is about 356.8734601103.

The spelling of 45450928 in words is "forty-five million, four hundred fifty thousand, nine hundred twenty-eight".