342885872 has 20 divisors (see below), whose sum is σ = 759247536. Its totient is φ = 146951040.

The previous prime is 342885853. The next prime is 342885889. The reversal of 342885872 is 278588243.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1530629 + ... + 1530852.

Almost surely, 2^342885872 is an apocalyptic number.

It is an amenable number.

342885872 is an abundant number, since it is smaller than the sum of its proper divisors (416361664).

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

342885872 is a wasteful number, since it uses less digits than its factorization.

342885872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061496 (or 3061490 counting only the distinct ones).

The product of its digits is 860160, while the sum is 47.

The square root of 342885872 is about 18517.1777547228. The cubic root of 342885872 is about 699.9223532922.

The spelling of 342885872 in words is "three hundred forty-two million, eight hundred eighty-five thousand, eight hundred seventy-two".