342618 has 16 divisors (see below), whose sum is σ = 725760. Its totient is φ = 107456.

The previous prime is 342607. The next prime is 342647. The reversal of 342618 is 816243.

It is a happy number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342618.

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, 1578 + ... + 1781.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2³⁴²⁶¹⁸ is an apocalyptic number.

342618 is an abundant number, since it is smaller than the sum of its proper divisors (383142).

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

342618 is a wasteful number, since it uses less digits than its factorization.

342618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3381.

The product of its digits is 1152, while the sum is 24.

The square root of 342618 is about 585.3358010578. The cubic root of 342618 is about 69.9740039524.

The spelling of 342618 in words is "three hundred forty-two thousand, six hundred eighteen".