842574 has 24 divisors (see below), whose sum is σ = 1783080. Its totient is φ = 265392.

The previous prime is 842551. The next prime is 842581. The reversal of 842574 is 475248.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1972 + ... + 2360.

It is an arithmetic number, because the mean of its divisors is an integer number (74295).

2⁸⁴²⁵⁷⁴ is an apocalyptic number.

842574 is an abundant number, since it is smaller than the sum of its proper divisors (940506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

842574 is a wasteful number, since it uses less digits than its factorization.

842574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432 (or 413 counting only the distinct ones).

The product of its digits is 8960, while the sum is 30.

The square root of 842574 is about 917.9182970178. The cubic root of 842574 is about 94.4501570811.

The spelling of 842574 in words is "eight hundred forty-two thousand, five hundred seventy-four".