45039570 has 32 divisors (see below), whose sum is σ = 108285120. Its totient is φ = 11989440.

The previous prime is 45039569. The next prime is 45039593. The reversal of 45039570 is 7593054.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23965 + ... + 25775.

It is an arithmetic number, because the mean of its divisors is an integer number (3383910).

Almost surely, 2^45039570 is an apocalyptic number.

45039570 is an abundant number, since it is smaller than the sum of its proper divisors (63245550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45039570 is a wasteful number, since it uses less digits than its factorization.

45039570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650.

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 45039570 is about 6711.1526580760. The cubic root of 45039570 is about 355.7935564000.

The spelling of 45039570 in words is "forty-five million, thirty-nine thousand, five hundred seventy".