342408 has 32 divisors (see below), whose sum is σ = 934560. Its totient is φ = 103680.

The previous prime is 342389. The next prime is 342413. The reversal of 342408 is 804243.

It is a happy number.

342408 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

342408 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385 + ... + 912.

It is an arithmetic number, because the mean of its divisors is an integer number (29205).

2³⁴²⁴⁰⁸ is an apocalyptic number.

It is an amenable number.

342408 is an abundant number, since it is smaller than the sum of its proper divisors (592152).

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

342408 is a wasteful number, since it uses less digits than its factorization.

342408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317 (or 1313 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 342408 is about 585.1563893525. The cubic root of 342408 is about 69.9597046997.

It can be divided in two parts, 34 and 2408, that added together give a palindrome (2442).

The spelling of 342408 in words is "three hundred forty-two thousand, four hundred eight".