45894572 has 12 divisors (see below), whose sum is σ = 80463600. Its totient is φ = 22904976.

The previous prime is 45894571. The next prime is 45894587. The reversal of 45894572 is 27549854.

It is a happy number.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45894571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8072 + ... + 12527.

It is an arithmetic number, because the mean of its divisors is an integer number (6705300).

Almost surely, 2^45894572 is an apocalyptic number.

It is an amenable number.

45894572 is a deficient number, since it is larger than the sum of its proper divisors (34569028).

45894572 is a wasteful number, since it uses less digits than its factorization.

45894572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21160 (or 21158 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 45894572 is about 6774.5532694046. The cubic root of 45894572 is about 358.0308432380.

The spelling of 45894572 in words is "forty-five million, eight hundred ninety-four thousand, five hundred seventy-two".