342669 has 8 divisors (see below), whose sum is σ = 483840. Its totient is φ = 214976.

The previous prime is 342659. The next prime is 342673. The reversal of 342669 is 966243.

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

It is a cyclic number.

It is not a de Polignac number, because 342669 - 2⁴ = 342653 is a prime.

It is a super-2 number, since 2×342669² = 234844087122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3309 + ... + 3410.

It is an arithmetic number, because the mean of its divisors is an integer number (60480).

2³⁴²⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

342669 is a deficient number, since it is larger than the sum of its proper divisors (141171).

342669 is a wasteful number, since it uses less digits than its factorization.

342669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6739.

The product of its digits is 7776, while the sum is 30.

The square root of 342669 is about 585.3793641734. The cubic root of 342669 is about 69.9774757462.

The spelling of 342669 in words is "three hundred forty-two thousand, six hundred sixty-nine".