804377942 has 16 divisors (see below), whose sum is σ = 1266762240. Its totient is φ = 382338792.

The previous prime is 804377911. The next prime is 804377953. The reversal of 804377942 is 249773408.

It is a junction number, because it is equal to n+sod(n) for n = 804377893 and 804377902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46142 + ... + 61137.

It is an arithmetic number, because the mean of its divisors is an integer number (79172640).

Almost surely, 2^804377942 is an apocalyptic number.

804377942 is a deficient number, since it is larger than the sum of its proper divisors (462384298).

804377942 is a wasteful number, since it uses less digits than its factorization.

804377942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107467.

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 804377942 is about 28361.5574678120. The cubic root of 804377942 is about 930.0080709979.

The spelling of 804377942 in words is "eight hundred four million, three hundred seventy-seven thousand, nine hundred forty-two".