239281672 has 32 divisors (see below), whose sum is σ = 513313920. Its totient is φ = 102435840.

The previous prime is 239281667. The next prime is 239281717. The reversal of 239281672 is 276182932.

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, 66397 + ... + 69907.

It is an arithmetic number, because the mean of its divisors is an integer number (16041060).

Almost surely, 2^239281672 is an apocalyptic number.

It is an amenable number.

239281672 is an abundant number, since it is smaller than the sum of its proper divisors (274032248).

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

239281672 is a wasteful number, since it uses less digits than its factorization.

239281672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4741 (or 4737 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 239281672 is about 15468.7320747371. The cubic root of 239281672 is about 620.8258782323.

It can be divided in two parts, 23928 and 1672, that added together give a square (25600 = 160²).

The spelling of 239281672 in words is "two hundred thirty-nine million, two hundred eighty-one thousand, six hundred seventy-two".