842299 has 4 divisors (see below), whose sum is σ = 891864. Its totient is φ = 792736.

The previous prime is 842293. The next prime is 842311. The reversal of 842299 is 992248.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 842299 - 2³ = 842291 is a prime.

It is a Duffinian number.

842299 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (842291) 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, 24757 + ... + 24790.

It is an arithmetic number, because the mean of its divisors is an integer number (222966).

2⁸⁴²²⁹⁹ is an apocalyptic number.

842299 is a deficient number, since it is larger than the sum of its proper divisors (49565).

842299 is a wasteful number, since it uses less digits than its factorization.

842299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49564.

The product of its digits is 10368, while the sum is 34.

The square root of 842299 is about 917.7684893261. The cubic root of 842299 is about 94.4398803895.

The spelling of 842299 in words is "eight hundred forty-two thousand, two hundred ninety-nine".