342670 has 8 divisors (see below), whose sum is σ = 616824. Its totient is φ = 137064.

The previous prime is 342659. The next prime is 342673. The reversal of 342670 is 76243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17124 + ... + 17143.

It is an arithmetic number, because the mean of its divisors is an integer number (77103).

2³⁴²⁶⁷⁰ is an apocalyptic number.

342670 is a deficient number, since it is larger than the sum of its proper divisors (274154).

342670 is a wasteful number, since it uses less digits than its factorization.

342670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34274.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 342670 is about 585.3802183197. The cubic root of 342670 is about 69.9775438172.

It can be divided in two parts, 34 and 2670, that added together give a square (2704 = 52²).

The spelling of 342670 in words is "three hundred forty-two thousand, six hundred seventy".