45894224 has 20 divisors (see below), whose sum is σ = 90140436. Its totient is φ = 22632192.

The previous prime is 45894221. The next prime is 45894239. The reversal of 45894224 is 42249854.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 36481600 + 9412624 = 6040^2 + 3068^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45894221) 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, 18479 + ... + 20814.

Almost surely, 2^45894224 is an apocalyptic number.

It is an amenable number.

45894224 is a deficient number, since it is larger than the sum of its proper divisors (44246212).

45894224 is a wasteful number, since it uses less digits than its factorization.

45894224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39374 (or 39368 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 45894224 is about 6774.5275850055. The cubic root of 45894224 is about 358.0299383013.

The spelling of 45894224 in words is "forty-five million, eight hundred ninety-four thousand, two hundred twenty-four".