804935942 has 4 divisors (see below), whose sum is σ = 1207403916. Its totient is φ = 402467970.

The previous prime is 804935939. The next prime is 804935947. The reversal of 804935942 is 249539408.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 804935893 and 804935902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804935947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201233984 + ... + 201233987.

It is an arithmetic number, because the mean of its divisors is an integer number (301850979).

Almost surely, 2^804935942 is an apocalyptic number.

804935942 is a deficient number, since it is larger than the sum of its proper divisors (402467974).

804935942 is a wasteful number, since it uses less digits than its factorization.

804935942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402467973.

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 804935942 is about 28371.3930218451. The cubic root of 804935942 is about 930.2230713209.

The spelling of 804935942 in words is "eight hundred four million, nine hundred thirty-five thousand, nine hundred forty-two".