842364 has 18 divisors (see below), whose sum is σ = 2129400. Its totient is φ = 280776.

The previous prime is 842353. The next prime is 842371. The reversal of 842364 is 463248.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 842364.

It is an unprimeable number.

842364 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11664 + ... + 11735.

It is an arithmetic number, because the mean of its divisors is an integer number (118300).

2⁸⁴²³⁶⁴ is an apocalyptic number.

It is an amenable number.

842364 is an abundant number, since it is smaller than the sum of its proper divisors (1287036).

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

842364 is a wasteful number, since it uses less digits than its factorization.

842364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23409 (or 23404 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 842364 is about 917.8039006237. The cubic root of 842364 is about 94.4423096275.

The spelling of 842364 in words is "eight hundred forty-two thousand, three hundred sixty-four".