342571 has 4 divisors (see below), whose sum is σ = 347752. Its totient is φ = 337392.

The previous prime is 342569. The next prime is 342593. The reversal of 342571 is 175243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 175243 = 31 ⋅5653.

It is a cyclic number.

It is not a de Polignac number, because 342571 - 2¹ = 342569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342521) 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, 2490 + ... + 2623.

It is an arithmetic number, because the mean of its divisors is an integer number (86938).

2³⁴²⁵⁷¹ is an apocalyptic number.

342571 is a deficient number, since it is larger than the sum of its proper divisors (5181).

342571 is an equidigital number, since it uses as much as digits as its factorization.

342571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5180.

The product of its digits is 840, while the sum is 22.

The square root of 342571 is about 585.2956517863. The cubic root of 342571 is about 69.9708041511.

The spelling of 342571 in words is "three hundred forty-two thousand, five hundred seventy-one".