45512506 has 16 divisors (see below), whose sum is σ = 73682784. Its totient is φ = 20959344.

The previous prime is 45512503. The next prime is 45512521. The reversal of 45512506 is 60521554.

It is not an unprimeable number, because it can be changed into a prime (45512503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11925 + ... + 15271.

It is an arithmetic number, because the mean of its divisors is an integer number (4605174).

Almost surely, 2^45512506 is an apocalyptic number.

45512506 is a deficient number, since it is larger than the sum of its proper divisors (28170278).

45512506 is a wasteful number, since it uses less digits than its factorization.

45512506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 45512506 is about 6746.2957243216. The cubic root of 45512506 is about 357.0345542693.

The spelling of 45512506 in words is "forty-five million, five hundred twelve thousand, five hundred six".