45319900 has 18 divisors (see below), whose sum is σ = 98344400. Its totient is φ = 18127920.

The previous prime is 45319877. The next prime is 45319919. The reversal of 45319900 is 991354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226500 + ... + 226699.

Almost surely, 2^45319900 is an apocalyptic number.

It is an amenable number.

45319900 is an abundant number, since it is smaller than the sum of its proper divisors (53024500).

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

45319900 is a wasteful number, since it uses less digits than its factorization.

45319900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453213 (or 453206 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 45319900 is about 6732.0056446797. The cubic root of 45319900 is about 356.5301930291.

The spelling of 45319900 in words is "forty-five million, three hundred nineteen thousand, nine hundred".