45732472 has 16 divisors (see below), whose sum is σ = 86713200. Its totient is φ = 22608960.

The previous prime is 45732461. The next prime is 45732473. The reversal of 45732472 is 27423754.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45732473) 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, 31404 + ... + 32827.

It is an arithmetic number, because the mean of its divisors is an integer number (5419575).

Almost surely, 2^45732472 is an apocalyptic number.

It is an amenable number.

45732472 is a deficient number, since it is larger than the sum of its proper divisors (40980728).

45732472 is a wasteful number, since it uses less digits than its factorization.

45732472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64326 (or 64322 counting only the distinct ones).

The product of its digits is 47040, while the sum is 34.

The square root of 45732472 is about 6762.5787980622. The cubic root of 45732472 is about 357.6088233755.

The spelling of 45732472 in words is "forty-five million, seven hundred thirty-two thousand, four hundred seventy-two".