45001372 has 24 divisors (see below), whose sum is σ = 86619456. Its totient is φ = 20326848.

The previous prime is 45001357. The next prime is 45001373. The reversal of 45001372 is 27310054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45001373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6763 + ... + 11650.

It is an arithmetic number, because the mean of its divisors is an integer number (3609144).

Almost surely, 2^45001372 is an apocalyptic number.

It is an amenable number.

45001372 is a deficient number, since it is larger than the sum of its proper divisors (41618084).

45001372 is a wasteful number, since it uses less digits than its factorization.

45001372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18477 (or 18475 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 45001372 is about 6708.3061945621. The cubic root of 45001372 is about 355.6929452698.

The spelling of 45001372 in words is "forty-five million, one thousand, three hundred seventy-two".