45572545 has 16 divisors (see below), whose sum is σ = 60071040. Its totient is φ = 33035904.

The previous prime is 45572533. The next prime is 45572581. The reversal of 45572545 is 54527554.

45572545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45572545 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8244 + ... + 12613.

It is an arithmetic number, because the mean of its divisors is an integer number (3754440).

Almost surely, 2^45572545 is an apocalyptic number.

It is an amenable number.

45572545 is a deficient number, since it is larger than the sum of its proper divisors (14498495).

45572545 is a wasteful number, since it uses less digits than its factorization.

45572545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20904.

The product of its digits is 140000, while the sum is 37.

The square root of 45572545 is about 6750.7440330678. The cubic root of 45572545 is about 357.1914824079.

The spelling of 45572545 in words is "forty-five million, five hundred seventy-two thousand, five hundred forty-five".