239828856 has 16 divisors (see below), whose sum is σ = 599572200. Its totient is φ = 79942944.

The previous prime is 239828851. The next prime is 239828861. The reversal of 239828856 is 658828932.

It is an interprime number because it is at equal distance from previous prime (239828851) and next prime (239828861).

It is a junction number, because it is equal to n+sod(n) for n = 239828799 and 239828808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239828851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4996411 + ... + 4996458.

Almost surely, 2^239828856 is an apocalyptic number.

It is an amenable number.

239828856 is an abundant number, since it is smaller than the sum of its proper divisors (359743344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

239828856 is a wasteful number, since it uses less digits than its factorization.

239828856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9992878 (or 9992874 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 51.

The square root of 239828856 is about 15486.4087509015. The cubic root of 239828856 is about 621.2987482310.

The spelling of 239828856 in words is "two hundred thirty-nine million, eight hundred twenty-eight thousand, eight hundred fifty-six".