239994253 has 8 divisors (see below), whose sum is σ = 254318400. Its totient is φ = 225693120.

The previous prime is 239994239. The next prime is 239994269. The reversal of 239994253 is 352499932.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 239994253 - 2⁵ = 239994221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239994233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18738 + ... + 28828.

It is an arithmetic number, because the mean of its divisors is an integer number (31789800).

Almost surely, 2^239994253 is an apocalyptic number.

It is an amenable number.

239994253 is a deficient number, since it is larger than the sum of its proper divisors (14324147).

239994253 is a wasteful number, since it uses less digits than its factorization.

239994253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11507.

The product of its digits is 524880, while the sum is 46.

The square root of 239994253 is about 15491.7479000918. The cubic root of 239994253 is about 621.4415407997.

The spelling of 239994253 in words is "two hundred thirty-nine million, nine hundred ninety-four thousand, two hundred fifty-three".