45039052 has 12 divisors (see below), whose sum is σ = 83454840. Its totient is φ = 21194816.

The previous prime is 45039047. The next prime is 45039053. The reversal of 45039052 is 25093054.

It is a self number, because there is not a number n which added to its sum of digits gives 45039052.

It is not an unprimeable number, because it can be changed into a prime (45039053) 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, 331102 + ... + 331237.

It is an arithmetic number, because the mean of its divisors is an integer number (6954570).

Almost surely, 2^45039052 is an apocalyptic number.

It is an amenable number.

45039052 is a deficient number, since it is larger than the sum of its proper divisors (38415788).

45039052 is a wasteful number, since it uses less digits than its factorization.

45039052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662360 (or 662358 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 45039052 is about 6711.1140654887. The cubic root of 45039052 is about 355.7921924012.

The spelling of 45039052 in words is "forty-five million, thirty-nine thousand, fifty-two".