224115939 has 12 divisors (see below), whose sum is σ = 324394096. Its totient is φ = 149100912.

The previous prime is 224115929. The next prime is 224115967. The reversal of 224115939 is 939511422.

224115939 is a `hidden beast` number, since 22 + 41 + 1 + 593 + 9 = 666.

It is not a de Polignac number, because 224115939 - 2¹¹ = 224113891 is a prime.

It is a super-2 number, since 2×224115939² = 100455908227703442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224115929) 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, 21184 + ... + 29949.

Almost surely, 2^224115939 is an apocalyptic number.

224115939 is a deficient number, since it is larger than the sum of its proper divisors (100278157).

224115939 is a wasteful number, since it uses less digits than its factorization.

224115939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51626 (or 51623 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 224115939 is about 14970.5022961823. The cubic root of 224115939 is about 607.4225557936.

The spelling of 224115939 in words is "two hundred twenty-four million, one hundred fifteen thousand, nine hundred thirty-nine".