45217888 has 24 divisors (see below), whose sum is σ = 89297208. Its totient is φ = 22539264.

The previous prime is 45217877. The next prime is 45217889. The reversal of 45217888 is 88871254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45217889) 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, 9295 + ... + 13297.

It is an arithmetic number, because the mean of its divisors is an integer number (3720717).

Almost surely, 2^45217888 is an apocalyptic number.

It is an amenable number.

45217888 is a deficient number, since it is larger than the sum of its proper divisors (44079320).

45217888 is a wasteful number, since it uses less digits than its factorization.

45217888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4366 (or 4358 counting only the distinct ones).

The product of its digits is 143360, while the sum is 43.

The square root of 45217888 is about 6724.4247337598. The cubic root of 45217888 is about 356.2624836910.

The spelling of 45217888 in words is "forty-five million, two hundred seventeen thousand, eight hundred eighty-eight".