45617224 has 8 divisors (see below), whose sum is σ = 85532310. Its totient is φ = 22808608.

The previous prime is 45617179. The next prime is 45617237. The reversal of 45617224 is 42271654.

It can be written as a sum of positive squares in only one way, i.e., 42484324 + 3132900 = 6518^2 + 1770^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×45617224² = 4161862250932352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2851069 + ... + 2851084.

Almost surely, 2^45617224 is an apocalyptic number.

It is an amenable number.

45617224 is a deficient number, since it is larger than the sum of its proper divisors (39915086).

45617224 is a wasteful number, since it uses less digits than its factorization.

45617224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5702159 (or 5702155 counting only the distinct ones).

The product of its digits is 13440, while the sum is 31.

The square root of 45617224 is about 6754.0524131813. The cubic root of 45617224 is about 357.3081736141.

Adding to 45617224 its reverse (42271654), we get a palindrome (87888878).

The spelling of 45617224 in words is "forty-five million, six hundred seventeen thousand, two hundred twenty-four".