842750 has 16 divisors (see below), whose sum is σ = 1578096. Its totient is φ = 337000.

The previous prime is 842747. The next prime is 842759. The reversal of 842750 is 57248.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1436 + ... + 1935.

It is an arithmetic number, because the mean of its divisors is an integer number (98631).

2⁸⁴²⁷⁵⁰ is an apocalyptic number.

842750 is a deficient number, since it is larger than the sum of its proper divisors (735346).

842750 is a wasteful number, since it uses less digits than its factorization.

842750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3388 (or 3378 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 842750 is about 918.0141611108. The cubic root of 842750 is about 94.4567329903.

Subtracting from 842750 its sum of digits (26), we obtain a square (842724 = 918²).

Adding to 842750 its reverse (57248), we get a palindrome (899998).

The spelling of 842750 in words is "eight hundred forty-two thousand, seven hundred fifty".