342404 has 6 divisors (see below), whose sum is σ = 599214. Its totient is φ = 171200.

The previous prime is 342389. The next prime is 342413. The reversal of 342404 is 404243.

It can be written as a sum of positive squares in only one way, i.e., 280900 + 61504 = 530^2 + 248^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42797 + ... + 42804.

It is an arithmetic number, because the mean of its divisors is an integer number (99869).

2³⁴²⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

342404 is a deficient number, since it is larger than the sum of its proper divisors (256810).

342404 is a wasteful number, since it uses less digits than its factorization.

342404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85605 (or 85603 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 342404 is about 585.1529714528. The cubic root of 342404 is about 69.9594322763.

Adding to 342404 its reverse (404243), we get a palindrome (746647).

The spelling of 342404 in words is "three hundred forty-two thousand, four hundred four", and thus it is an iban number.