342159872 has 40 divisors (see below), whose sum is σ = 685442736. Its totient is φ = 170632192.

The previous prime is 342159773. The next prime is 342159887. The reversal of 342159872 is 278951243.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287663 + ... + 288849.

Almost surely, 2^342159872 is an apocalyptic number.

342159872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342159872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342721368).

342159872 is an abundant number, since it is smaller than the sum of its proper divisors (343282864).

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

342159872 is an equidigital number, since it uses as much as digits as its factorization.

342159872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768 (or 1752 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 342159872 is about 18497.5639477203. The cubic root of 342159872 is about 699.4280171033.

The spelling of 342159872 in words is "three hundred forty-two million, one hundred fifty-nine thousand, eight hundred seventy-two".