45228902 has 16 divisors (see below), whose sum is σ = 71768160. Its totient is φ = 21333312.

The previous prime is 45228901. The next prime is 45228913. The reversal of 45228902 is 20982254.

It is a super-2 number, since 2×45228902² = 4091307152251208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45228901) 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, 3377 + ... + 10092.

It is an arithmetic number, because the mean of its divisors is an integer number (4485510).

Almost surely, 2^45228902 is an apocalyptic number.

45228902 is a deficient number, since it is larger than the sum of its proper divisors (26539258).

45228902 is a wasteful number, since it uses less digits than its factorization.

45228902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13567.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 45228902 is about 6725.2436387093. The cubic root of 45228902 is about 356.2914070266.

The spelling of 45228902 in words is "forty-five million, two hundred twenty-eight thousand, nine hundred two".