45371552 has 24 divisors (see below), whose sum is σ = 89490996. Its totient is φ = 22643712.

The previous prime is 45371537. The next prime is 45371561. The reversal of 45371552 is 25517354.

It can be written as a sum of positive squares in 2 ways, for example, as 42562576 + 2808976 = 6524^2 + 1676^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23288 + ... + 25160.

Almost surely, 2^45371552 is an apocalyptic number.

It is an amenable number.

45371552 is a deficient number, since it is larger than the sum of its proper divisors (44119444).

45371552 is a wasteful number, since it uses less digits than its factorization.

45371552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640 (or 2632 counting only the distinct ones).

The product of its digits is 21000, while the sum is 32.

The square root of 45371552 is about 6735.8408532269. The cubic root of 45371552 is about 356.6655898105.

The spelling of 45371552 in words is "forty-five million, three hundred seventy-one thousand, five hundred fifty-two".