45310228 has 12 divisors (see below), whose sum is σ = 79417492. Its totient is φ = 22619520.

The previous prime is 45310211. The next prime is 45310229. The reversal of 45310228 is 82201354.

It can be written as a sum of positive squares in 2 ways, for example, as 13927824 + 31382404 = 3732^2 + 5602^2 .

It is a super-2 number, since 2×45310228² = 4106033522823968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45310229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5925 + ... + 11212.

Almost surely, 2^45310228 is an apocalyptic number.

It is an amenable number.

45310228 is a deficient number, since it is larger than the sum of its proper divisors (34107264).

45310228 is a wasteful number, since it uses less digits than its factorization.

45310228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17802 (or 17800 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 45310228 is about 6731.2872468793. The cubic root of 45310228 is about 356.5048281204.

The spelling of 45310228 in words is "forty-five million, three hundred ten thousand, two hundred twenty-eight".