800042 has 8 divisors (see below), whose sum is σ = 1204896. Its totient is φ = 398412.

The previous prime is 800029. The next prime is 800053. The reversal of 800042 is 240008.

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 800042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38 + ... + 1265.

It is an arithmetic number, because the mean of its divisors is an integer number (150612).

2⁸⁰⁰⁰⁴² is an apocalyptic number.

800042 is a deficient number, since it is larger than the sum of its proper divisors (404854).

800042 is a wasteful number, since it uses less digits than its factorization.

800042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 800042 is about 894.4506694055. The cubic root of 800042 is about 92.8334011999.

The spelling of 800042 in words is "eight hundred thousand, forty-two".