805042 has 8 divisors (see below), whose sum is σ = 1380096. Its totient is φ = 345012.

The previous prime is 805037. The next prime is 805061. The reversal of 805042 is 240508.

It is a happy number.

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

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, 28738 + ... + 28765.

It is an arithmetic number, because the mean of its divisors is an integer number (172512).

2⁸⁰⁵⁰⁴² is an apocalyptic number.

805042 is a deficient number, since it is larger than the sum of its proper divisors (575054).

805042 is a wasteful number, since it uses less digits than its factorization.

805042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57512.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 805042 is about 897.2413276260. The cubic root of 805042 is about 93.0263924785.

The spelling of 805042 in words is "eight hundred five thousand, forty-two".