45517224 has 32 divisors (see below), whose sum is σ = 115662240. Its totient is φ = 14923200.

The previous prime is 45517189. The next prime is 45517231. The reversal of 45517224 is 42271554.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 45517191 and 45517200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14082 + ... + 17009.

It is an arithmetic number, because the mean of its divisors is an integer number (3614445).

Almost surely, 2^45517224 is an apocalyptic number.

It is an amenable number.

45517224 is an abundant number, since it is smaller than the sum of its proper divisors (70145016).

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

45517224 is a wasteful number, since it uses less digits than its factorization.

45517224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31161 (or 31157 counting only the distinct ones).

The product of its digits is 11200, while the sum is 30.

The square root of 45517224 is about 6746.6453886357. The cubic root of 45517224 is about 357.0468910310.

Adding to 45517224 its reverse (42271554), we get a palindrome (87788778).

The spelling of 45517224 in words is "forty-five million, five hundred seventeen thousand, two hundred twenty-four".