45118032 has 40 divisors (see below), whose sum is σ = 117316896. Its totient is φ = 14941056.

The previous prime is 45118009. The next prime is 45118033. The reversal of 45118032 is 23081154.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 45117993 and 45118011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45118033) 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, 4543 + ... + 10529.

Almost surely, 2^45118032 is an apocalyptic number.

It is an amenable number.

45118032 is an abundant number, since it is smaller than the sum of its proper divisors (72198864).

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

45118032 is a wasteful number, since it uses less digits than its factorization.

45118032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6155 (or 6149 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 45118032 is about 6716.9957570331. The cubic root of 45118032 is about 356.0000420822. Note that the first 4 decimals are identical.

Adding to 45118032 its reverse (23081154), we get a palindrome (68199186).

The spelling of 45118032 in words is "forty-five million, one hundred eighteen thousand, thirty-two".