45418224 has 80 divisors (see below), whose sum is σ = 122563584. Its totient is φ = 14476800.

The previous prime is 45418211. The next prime is 45418249. The reversal of 45418224 is 42281454.

It is a junction number, because it is equal to n+sod(n) for n = 45418191 and 45418200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194812 + ... + 195044.

Almost surely, 2^45418224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45418224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61281792).

45418224 is an abundant number, since it is smaller than the sum of its proper divisors (77145360).

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

45418224 is a wasteful number, since it uses less digits than its factorization.

45418224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406 (or 400 counting only the distinct ones).

The product of its digits is 10240, while the sum is 30.

The square root of 45418224 is about 6739.3044151455. The cubic root of 45418224 is about 356.7878440361.

Adding to 45418224 its reverse (42281454), we get a palindrome (87699678).

The spelling of 45418224 in words is "forty-five million, four hundred eighteen thousand, two hundred twenty-four".