45386944 has 28 divisors (see below), whose sum is σ = 90518488. Its totient is φ = 22579200.

The previous prime is 45386941. The next prime is 45386987. The reversal of 45386944 is 44968354.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 45386944.

It is not an unprimeable number, because it can be changed into a prime (45386941) 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, 11824 + ... + 15184.

Almost surely, 2^45386944 is an apocalyptic number.

It is an amenable number.

45386944 is a deficient number, since it is larger than the sum of its proper divisors (45131544).

45386944 is a wasteful number, since it uses less digits than its factorization.

45386944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3584 (or 3574 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 45386944 is about 6736.9833011519. The cubic root of 45386944 is about 356.7059174008.

The spelling of 45386944 in words is "forty-five million, three hundred eighty-six thousand, nine hundred forty-four".