45921100 has 36 divisors (see below), whose sum is σ = 104897800. Its totient is φ = 17400960.

The previous prime is 45921089. The next prime is 45921101. The reversal of 45921100 is 112954.

It is not an unprimeable number, because it can be changed into a prime (45921101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10185 + ... + 13984.

Almost surely, 2^45921100 is an apocalyptic number.

It is an amenable number.

45921100 is an abundant number, since it is smaller than the sum of its proper divisors (58976700).

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

45921100 is a wasteful number, since it uses less digits than its factorization.

45921100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24202 (or 24195 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 45921100 is about 6776.5109016366. The cubic root of 45921100 is about 358.0998129978.

The spelling of 45921100 in words is "forty-five million, nine hundred twenty-one thousand, one hundred".