224090139 has 32 divisors (see below), whose sum is σ = 368564224. Its totient is φ = 117936000.

The previous prime is 224090137. The next prime is 224090147. The reversal of 224090139 is 931090422.

It is not a de Polignac number, because 224090139 - 2¹ = 224090137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (224090131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204477 + ... + 205569.

It is an arithmetic number, because the mean of its divisors is an integer number (11517632).

Almost surely, 2^224090139 is an apocalyptic number.

224090139 is a deficient number, since it is larger than the sum of its proper divisors (144474085).

224090139 is a wasteful number, since it uses less digits than its factorization.

224090139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 224090139 is about 14969.6405768475. The cubic root of 224090139 is about 607.3992462759.

The spelling of 224090139 in words is "two hundred twenty-four million, ninety thousand, one hundred thirty-nine".