842007 has 8 divisors (see below), whose sum is σ = 1171584. Its totient is φ = 536888.

The previous prime is 842003. The next prime is 842021. The reversal of 842007 is 700248.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 842007 - 2² = 842003 is a prime.

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 842007.

It is not an unprimeable number, because it can be changed into a prime (842003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6033 + ... + 6170.

It is an arithmetic number, because the mean of its divisors is an integer number (146448).

2⁸⁴²⁰⁰⁷ is an apocalyptic number.

842007 is a deficient number, since it is larger than the sum of its proper divisors (329577).

842007 is a wasteful number, since it uses less digits than its factorization.

842007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12229.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 842007 is about 917.6093940234. The cubic root of 842007 is about 94.4289659627.

The spelling of 842007 in words is "eight hundred forty-two thousand, seven".