45556225 has 24 divisors (see below), whose sum is σ = 66370752. Its totient is φ = 30580800.

The previous prime is 45556193. The next prime is 45556229. The reversal of 45556225 is 52265554.

It is not a de Polignac number, because 45556225 - 2⁵ = 45556193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45556229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2797 + ... + 9946.

It is an arithmetic number, because the mean of its divisors is an integer number (2765448).

Almost surely, 2^45556225 is an apocalyptic number.

It is an amenable number.

45556225 is a deficient number, since it is larger than the sum of its proper divisors (20814527).

45556225 is a wasteful number, since it uses less digits than its factorization.

45556225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12777 (or 12772 counting only the distinct ones).

The product of its digits is 60000, while the sum is 34.

The square root of 45556225 is about 6749.5351691802. The cubic root of 45556225 is about 357.1488393284.

The spelling of 45556225 in words is "forty-five million, five hundred fifty-six thousand, two hundred twenty-five".