804742 has 4 divisors (see below), whose sum is σ = 1207116. Its totient is φ = 402370.

The previous prime is 804709. The next prime is 804743. The reversal of 804742 is 247408.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201184 + ... + 201187.

It is an arithmetic number, because the mean of its divisors is an integer number (301779).

2⁸⁰⁴⁷⁴² is an apocalyptic number.

804742 is a deficient number, since it is larger than the sum of its proper divisors (402374).

804742 is a wasteful number, since it uses less digits than its factorization.

804742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402373.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 804742 is about 897.0741329455. The cubic root of 804742 is about 93.0148355721.

The spelling of 804742 in words is "eight hundred four thousand, seven hundred forty-two".