342398 has 16 divisors (see below), whose sum is σ = 603744. Its totient is φ = 142560.

The previous prime is 342389. The next prime is 342413. The reversal of 342398 is 893243.

342398 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 342398.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342398.

It is an unprimeable number.

342398 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, 188 + ... + 848.

It is an arithmetic number, because the mean of its divisors is an integer number (37734).

2³⁴²³⁹⁸ is an apocalyptic number.

342398 is a deficient number, since it is larger than the sum of its proper divisors (261346).

342398 is a wasteful number, since it uses less digits than its factorization.

342398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707.

The product of its digits is 5184, while the sum is 29.

The square root of 342398 is about 585.1478445658. The cubic root of 342398 is about 69.9590236371.

The spelling of 342398 in words is "three hundred forty-two thousand, three hundred ninety-eight".