239234631 has 8 divisors (see below), whose sum is σ = 326759664. Its totient is φ = 155599680.

The previous prime is 239234603. The next prime is 239234641. The reversal of 239234631 is 136432932.

239234631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 239234631 - 2⁷ = 239234503 is a prime.

It is a super-2 number, since 2×239234631² = 114466417339412322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 239234592 and 239234601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239234641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 972376 + ... + 972621.

It is an arithmetic number, because the mean of its divisors is an integer number (40844958).

Almost surely, 2^239234631 is an apocalyptic number.

239234631 is a deficient number, since it is larger than the sum of its proper divisors (87525033).

239234631 is a wasteful number, since it uses less digits than its factorization.

239234631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945041.

The product of its digits is 23328, while the sum is 33.

The square root of 239234631 is about 15467.2114810654. The cubic root of 239234631 is about 620.7851923133.

The spelling of 239234631 in words is "two hundred thirty-nine million, two hundred thirty-four thousand, six hundred thirty-one".