45221374 has 32 divisors (see below), whose sum is σ = 77709312. Its totient is φ = 19548000.

The previous prime is 45221347. The next prime is 45221389. The reversal of 45221374 is 47312254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41059 + ... + 42145.

It is an arithmetic number, because the mean of its divisors is an integer number (2428416).

Almost surely, 2^45221374 is an apocalyptic number.

45221374 is a deficient number, since it is larger than the sum of its proper divisors (32487938).

45221374 is a wasteful number, since it uses less digits than its factorization.

45221374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192.

The product of its digits is 6720, while the sum is 28.

The square root of 45221374 is about 6724.6839330931. The cubic root of 45221374 is about 356.2716386159.

The spelling of 45221374 in words is "forty-five million, two hundred twenty-one thousand, three hundred seventy-four".