45605724 has 12 divisors (see below), whose sum is σ = 106413384. Its totient is φ = 15201904.

The previous prime is 45605701. The next prime is 45605737. The reversal of 45605724 is 42750654.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 1900227 + ... + 1900250.

It is an arithmetic number, because the mean of its divisors is an integer number (8867782).

Almost surely, 2^45605724 is an apocalyptic number.

It is an amenable number.

45605724 is an abundant number, since it is smaller than the sum of its proper divisors (60807660).

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

45605724 is a wasteful number, since it uses less digits than its factorization.

45605724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3800484 (or 3800482 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 45605724 is about 6753.2010187762. The cubic root of 45605724 is about 357.2781455605.

The spelling of 45605724 in words is "forty-five million, six hundred five thousand, seven hundred twenty-four".