842073 has 8 divisors (see below), whose sum is σ = 1161600. Its totient is φ = 541968.

The previous prime is 842071. The next prime is 842077. The reversal of 842073 is 370248.

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

It is not a de Polignac number, because 842073 - 2¹ = 842071 is a prime.

It is an Ulam number.

842073 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (842071) 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, 4753 + ... + 4926.

It is an arithmetic number, because the mean of its divisors is an integer number (145200).

2⁸⁴²⁰⁷³ is an apocalyptic number.

It is an amenable number.

842073 is a deficient number, since it is larger than the sum of its proper divisors (319527).

842073 is a wasteful number, since it uses less digits than its factorization.

842073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9711.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 842073 is about 917.6453563333. The cubic root of 842073 is about 94.4314331428.

The spelling of 842073 in words is "eight hundred forty-two thousand, seventy-three".