45744636 has 36 divisors (see below), whose sum is σ = 124165608. Its totient is φ = 13069728.

The previous prime is 45744607. The next prime is 45744641. The reversal of 45744636 is 63644754.

It is a happy number.

45744636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 45744594 and 45744603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38311 + ... + 39486.

Almost surely, 2^45744636 is an apocalyptic number.

It is an amenable number.

45744636 is an abundant number, since it is smaller than the sum of its proper divisors (78420972).

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

45744636 is a wasteful number, since it uses less digits than its factorization.

45744636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77818 (or 77809 counting only the distinct ones).

The product of its digits is 241920, while the sum is 39.

The square root of 45744636 is about 6763.4780993214. The cubic root of 45744636 is about 357.6405263641.

The spelling of 45744636 in words is "forty-five million, seven hundred forty-four thousand, six hundred thirty-six".