224238924 has 72 divisors (see below), whose sum is σ = 697642400. Its totient is φ = 59139072.

The previous prime is 224238913. The next prime is 224238941. The reversal of 224238924 is 429832422.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30949 + ... + 37500.

Almost surely, 2^224238924 is an apocalyptic number.

It is an amenable number.

224238924 is an abundant number, since it is smaller than the sum of its proper divisors (473403476).

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

224238924 is a wasteful number, since it uses less digits than its factorization.

224238924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68479 (or 68474 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 224238924 is about 14974.6093104294. The cubic root of 224238924 is about 607.5336444304.

The spelling of 224238924 in words is "two hundred twenty-four million, two hundred thirty-eight thousand, nine hundred twenty-four".