872342 has 4 divisors (see below), whose sum is σ = 1308516. Its totient is φ = 436170.

The previous prime is 872323. The next prime is 872351. The reversal of 872342 is 243278.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 218084 + ... + 218087.

It is an arithmetic number, because the mean of its divisors is an integer number (327129).

2⁸⁷²³⁴² is an apocalyptic number.

872342 is a deficient number, since it is larger than the sum of its proper divisors (436174).

872342 is a wasteful number, since it uses less digits than its factorization.

872342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436173.

The product of its digits is 2688, while the sum is 26.

The square root of 872342 is about 933.9925053232. The cubic root of 872342 is about 95.5496119333.

The spelling of 872342 in words is "eight hundred seventy-two thousand, three hundred forty-two".