842234 has 8 divisors (see below), whose sum is σ = 1267860. Its totient is φ = 419616.

The previous prime is 842209. The next prime is 842249. The reversal of 842234 is 432248.

It can be written as a sum of positive squares in 2 ways, for example, as 801025 + 41209 = 895^2 + 203^2 .

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

It is a super-2 number, since 2×842234² = 1418716221512, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182 + ... + 1310.

2⁸⁴²²³⁴ is an apocalyptic number.

842234 is a deficient number, since it is larger than the sum of its proper divisors (425626).

842234 is a wasteful number, since it uses less digits than its factorization.

842234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1504.

The product of its digits is 1536, while the sum is 23.

The square root of 842234 is about 917.7330766623. The cubic root of 842234 is about 94.4374510264.

The spelling of 842234 in words is "eight hundred forty-two thousand, two hundred thirty-four".