45001888 has 24 divisors (see below), whose sum is σ = 88900308. Its totient is φ = 22424064.

The previous prime is 45001883. The next prime is 45001903. The reversal of 45001888 is 88810054.

It can be written as a sum of positive squares in 2 ways, for example, as 44997264 + 4624 = 6708^2 + 68^2 .

It is not an unprimeable number, because it can be changed into a prime (45001883) 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, 7770 + ... + 12262.

Almost surely, 2^45001888 is an apocalyptic number.

It is an amenable number.

45001888 is a deficient number, since it is larger than the sum of its proper divisors (43898420).

45001888 is a wasteful number, since it uses less digits than its factorization.

45001888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4816 (or 4808 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 34.

The square root of 45001888 is about 6708.3446542348. The cubic root of 45001888 is about 355.6943047606.

The spelling of 45001888 in words is "forty-five million, one thousand, eight hundred eighty-eight".