842708 has 12 divisors (see below), whose sum is σ = 1481172. Its totient is φ = 419520.

The previous prime is 842701. The next prime is 842729. The reversal of 842708 is 807248.

It can be written as a sum of positive squares in 2 ways, for example, as 515524 + 327184 = 718^2 + 572^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1598 + ... + 2058.

It is an arithmetic number, because the mean of its divisors is an integer number (123431).

2⁸⁴²⁷⁰⁸ is an apocalyptic number.

It is an amenable number.

842708 is a deficient number, since it is larger than the sum of its proper divisors (638464).

842708 is a wasteful number, since it uses less digits than its factorization.

842708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922 (or 920 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 842708 is about 917.9912853617. The cubic root of 842708 is about 94.4551638224.

The spelling of 842708 in words is "eight hundred forty-two thousand, seven hundred eight".