342825 has 24 divisors (see below), whose sum is σ = 648768. Its totient is φ = 156480.

The previous prime is 342821. The next prime is 342833. The reversal of 342825 is 528243.

It is not a de Polignac number, because 342825 - 2² = 342821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342795 and 342804.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342825.

It is not an unprimeable number, because it can be changed into a prime (342821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199 + ... + 851.

It is an arithmetic number, because the mean of its divisors is an integer number (27032).

2³⁴²⁸²⁵ is an apocalyptic number.

342825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

342825 is a deficient number, since it is larger than the sum of its proper divisors (305943).

342825 is a wasteful number, since it uses less digits than its factorization.

342825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 668 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 342825 is about 585.5125959362. The cubic root of 342825 is about 69.9880932129.

The spelling of 342825 in words is "three hundred forty-two thousand, eight hundred twenty-five".