342685992 has 32 divisors (see below), whose sum is σ = 934598880. Its totient is φ = 103844160.

The previous prime is 342685991. The next prime is 342685999. The reversal of 342685992 is 299586243.

It is a happy number.

It is a super-2 number, since 2×342685992² = 234867378226048128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (342685991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648763 + ... + 649290.

It is an arithmetic number, because the mean of its divisors is an integer number (29206215).

Almost surely, 2^342685992 is an apocalyptic number.

It is an amenable number.

342685992 is an abundant number, since it is smaller than the sum of its proper divisors (591912888).

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

342685992 is a wasteful number, since it uses less digits than its factorization.

342685992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298073 (or 1298069 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 342685992 is about 18511.7798171867. The cubic root of 342685992 is about 699.7863238973.

The spelling of 342685992 in words is "three hundred forty-two million, six hundred eighty-five thousand, nine hundred ninety-two".