224135923 has 6 divisors (see below), whose sum is σ = 246364412. Its totient is φ = 203759820.

The previous prime is 224135881. The next prime is 224135927. The reversal of 224135923 is 329531422.

It is not a de Polignac number, because 224135923 - 2²⁵ = 190581491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224135927) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 926061 + ... + 926302.

Almost surely, 2^224135923 is an apocalyptic number.

224135923 is a deficient number, since it is larger than the sum of its proper divisors (22228489).

224135923 is a wasteful number, since it uses less digits than its factorization.

224135923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852385 (or 1852374 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 224135923 is about 14971.1697271790. The cubic root of 224135923 is about 607.4406095022.

The spelling of 224135923 in words is "two hundred twenty-four million, one hundred thirty-five thousand, nine hundred twenty-three".