224872818 has 16 divisors (see below), whose sum is σ = 449892576. Its totient is φ = 74933120.

The previous prime is 224872807. The next prime is 224872841. The reversal of 224872818 is 818278422.

It is a super-2 number, since 2×224872818² = 101135568550522248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 224872818.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33613 + ... + 39743.

It is an arithmetic number, because the mean of its divisors is an integer number (28118286).

Almost surely, 2^224872818 is an apocalyptic number.

224872818 is an abundant number, since it is smaller than the sum of its proper divisors (225019758).

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

224872818 is a wasteful number, since it uses less digits than its factorization.

224872818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12249.

The product of its digits is 114688, while the sum is 42.

The square root of 224872818 is about 14995.7600007469. The cubic root of 224872818 is about 608.1055784596.

The spelling of 224872818 in words is "two hundred twenty-four million, eight hundred seventy-two thousand, eight hundred eighteen".