45722732 has 12 divisors (see below), whose sum is σ = 87288936. Its totient is φ = 20783040.

The previous prime is 45722711. The next prime is 45722753. The reversal of 45722732 is 23722754.

It is an interprime number because it is at equal distance from previous prime (45722711) and next prime (45722753).

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, 519533 + ... + 519620.

It is an arithmetic number, because the mean of its divisors is an integer number (7274078).

Almost surely, 2^45722732 is an apocalyptic number.

It is an amenable number.

45722732 is a deficient number, since it is larger than the sum of its proper divisors (41566204).

45722732 is a wasteful number, since it uses less digits than its factorization.

45722732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039168 (or 1039166 counting only the distinct ones).

The product of its digits is 23520, while the sum is 32.

The square root of 45722732 is about 6761.8586202316. The cubic root of 45722732 is about 357.5834339961.

The spelling of 45722732 in words is "forty-five million, seven hundred twenty-two thousand, seven hundred thirty-two".