45731732 has 12 divisors (see below), whose sum is σ = 80242176. Its totient is φ = 22805400.

The previous prime is 45731731. The next prime is 45731737. The reversal of 45731732 is 23713754.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45731731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13394 + ... + 16457.

It is an arithmetic number, because the mean of its divisors is an integer number (6686848).

Almost surely, 2^45731732 is an apocalyptic number.

It is an amenable number.

45731732 is a deficient number, since it is larger than the sum of its proper divisors (34510444).

45731732 is a wasteful number, since it uses less digits than its factorization.

45731732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30238 (or 30236 counting only the distinct ones).

The product of its digits is 17640, while the sum is 32.

The square root of 45731732 is about 6762.5240849848. The cubic root of 45731732 is about 357.6068945348.

The spelling of 45731732 in words is "forty-five million, seven hundred thirty-one thousand, seven hundred thirty-two".