239056140 has 24 divisors (see below), whose sum is σ = 669357360. Its totient is φ = 63748288.

The previous prime is 239056127. The next prime is 239056163. The reversal of 239056140 is 41650932.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 239056098 and 239056107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1992075 + ... + 1992194.

It is an arithmetic number, because the mean of its divisors is an integer number (27889890).

Almost surely, 2^239056140 is an apocalyptic number.

239056140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

239056140 is an abundant number, since it is smaller than the sum of its proper divisors (430301220).

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

239056140 is a wasteful number, since it uses less digits than its factorization.

239056140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3984281 (or 3984279 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 239056140 is about 15461.4404244883. The cubic root of 239056140 is about 620.6307663181.

The spelling of 239056140 in words is "two hundred thirty-nine million, fifty-six thousand, one hundred forty".