45085900 has 18 divisors (see below), whose sum is σ = 97836620. Its totient is φ = 18034320.

The previous prime is 45085897. The next prime is 45085907. The reversal of 45085900 is 958054.

It is not an unprimeable number, because it can be changed into a prime (45085907) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225330 + ... + 225529.

Almost surely, 2^45085900 is an apocalyptic number.

It is an amenable number.

45085900 is an abundant number, since it is smaller than the sum of its proper divisors (52750720).

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

45085900 is a wasteful number, since it uses less digits than its factorization.

45085900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450873 (or 450866 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 45085900 is about 6714.6034879209. The cubic root of 45085900 is about 355.9155103961.

The spelling of 45085900 in words is "forty-five million, eighty-five thousand, nine hundred".