342084220 has 24 divisors (see below), whose sum is σ = 727473600. Its totient is φ = 135100992.

The previous prime is 342084209. The next prime is 342084241. The reversal of 342084220 is 22480243.

It is a super-2 number, since 2×342084220² = 234043227146016800, which contains 22 as substring.

It is a congruent number.

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, 106675 + ... + 109834.

It is an arithmetic number, because the mean of its divisors is an integer number (30311400).

Almost surely, 2^342084220 is an apocalyptic number.

It is an amenable number.

342084220 is an abundant number, since it is smaller than the sum of its proper divisors (385389380).

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

342084220 is a wasteful number, since it uses less digits than its factorization.

342084220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216597 (or 216595 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 342084220 is about 18495.5189167539. The cubic root of 342084220 is about 699.3764651506.

The spelling of 342084220 in words is "three hundred forty-two million, eighty-four thousand, two hundred twenty".