224239039 has 2 divisors, whose sum is σ = 224239040. Its totient is φ = 224239038.

The previous prime is 224239031. The next prime is 224239063. The reversal of 224239039 is 930932422.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224239039 - 2³ = 224239031 is a prime.

It is a super-3 number, since 3×224239039³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 224238995 and 224239013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224239031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112119519 + 112119520.

It is an arithmetic number, because the mean of its divisors is an integer number (112119520).

Almost surely, 2^224239039 is an apocalyptic number.

224239039 is a deficient number, since it is larger than the sum of its proper divisors (1).

224239039 is an equidigital number, since it uses as much as digits as its factorization.

224239039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 224239039 is about 14974.6131502620. The cubic root of 224239039 is about 607.5337482875.

The spelling of 224239039 in words is "two hundred twenty-four million, two hundred thirty-nine thousand, thirty-nine".