45500232 has 32 divisors (see below), whose sum is σ = 116827200. Its totient is φ = 14756544.

The previous prime is 45500209. The next prime is 45500237. The reversal of 45500232 is 23200554.

It is a super-2 number, since 2×45500232² = 4140542224107648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45500199 and 45500208.

It is not an unprimeable number, because it can be changed into a prime (45500237) 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, 24732 + ... + 26507.

It is an arithmetic number, because the mean of its divisors is an integer number (3650850).

Almost surely, 2^45500232 is an apocalyptic number.

It is an amenable number.

45500232 is an abundant number, since it is smaller than the sum of its proper divisors (71326968).

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

45500232 is a wasteful number, since it uses less digits than its factorization.

45500232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51285 (or 51281 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 45500232 is about 6745.3859785782. The cubic root of 45500232 is about 357.0024558674.

Adding to 45500232 its reverse (23200554), we get a palindrome (68700786).

The spelling of 45500232 in words is "forty-five million, five hundred thousand, two hundred thirty-two".