342868 has 6 divisors (see below), whose sum is σ = 600026. Its totient is φ = 171432.

The previous prime is 342863. The next prime is 342869. The reversal of 342868 is 868243.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 248004 + 94864 = 498^2 + 308^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42855 + ... + 42862.

2³⁴²⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

342868 is a deficient number, since it is larger than the sum of its proper divisors (257158).

342868 is a wasteful number, since it uses less digits than its factorization.

342868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85721 (or 85719 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 342868 is about 585.5493147464. The cubic root of 342868 is about 69.9910192560.

The spelling of 342868 in words is "three hundred forty-two thousand, eight hundred sixty-eight".