45323228 has 18 divisors (see below), whose sum is σ = 81168528. Its totient is φ = 22134280.

The previous prime is 45323219. The next prime is 45323251. The reversal of 45323228 is 82232354.

It is a self number, because there is not a number n which added to its sum of digits gives 45323228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92063 + ... + 92553.

Almost surely, 2^45323228 is an apocalyptic number.

It is an amenable number.

45323228 is a deficient number, since it is larger than the sum of its proper divisors (35845300).

45323228 is an equidigital number, since it uses as much as digits as its factorization.

45323228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033 (or 540 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 45323228 is about 6732.2528175938. The cubic root of 45323228 is about 356.5389199050.

The spelling of 45323228 in words is "forty-five million, three hundred twenty-three thousand, two hundred twenty-eight".