45204224 has 108 divisors (see below), whose sum is σ = 105421344. Its totient is φ = 19218432.

The previous prime is 45204217. The next prime is 45204227. The reversal of 45204224 is 42240254.

It is a self number, because there is not a number n which added to its sum of digits gives 45204224.

It is not an unprimeable number, because it can be changed into a prime (45204227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 961769 + ... + 961815.

Almost surely, 2^45204224 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 45204224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52710672).

45204224 is an abundant number, since it is smaller than the sum of its proper divisors (60217120).

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

45204224 is a wasteful number, since it uses less digits than its factorization.

45204224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 45204224 is about 6723.4086593037. The cubic root of 45204224 is about 356.2265947894.

Adding to 45204224 its reverse (42240254), we get a palindrome (87444478).

The spelling of 45204224 in words is "forty-five million, two hundred four thousand, two hundred twenty-four".