45855500 has 24 divisors (see below), whose sum is σ = 100149504. Its totient is φ = 18342000.

The previous prime is 45855487. The next prime is 45855521. The reversal of 45855500 is 555854.

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, 45356 + ... + 46355.

It is an arithmetic number, because the mean of its divisors is an integer number (4172896).

Almost surely, 2^45855500 is an apocalyptic number.

It is an amenable number.

45855500 is an abundant number, since it is smaller than the sum of its proper divisors (54294004).

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

45855500 is a wasteful number, since it uses less digits than its factorization.

45855500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91730 (or 91718 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 32.

The square root of 45855500 is about 6771.6689227989. The cubic root of 45855500 is about 357.9292120997.

The spelling of 45855500 in words is "forty-five million, eight hundred fifty-five thousand, five hundred".