842746 has 8 divisors (see below), whose sum is σ = 1276704. Its totient is φ = 417180.

The previous prime is 842729. The next prime is 842747. The reversal of 842746 is 647248.

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

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (842747) 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, 1840 + ... + 2251.

It is an arithmetic number, because the mean of its divisors is an integer number (159588).

2⁸⁴²⁷⁴⁶ is an apocalyptic number.

842746 is a deficient number, since it is larger than the sum of its proper divisors (433958).

842746 is a wasteful number, since it uses less digits than its factorization.

842746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4196.

The product of its digits is 10752, while the sum is 31.

The square root of 842746 is about 918.0119824926. The cubic root of 842746 is about 94.4565835480.

The spelling of 842746 in words is "eight hundred forty-two thousand, seven hundred forty-six".