804390741 has 48 divisors (see below), whose sum is σ = 1458382848. Its totient is φ = 415044000.

The previous prime is 804390733. The next prime is 804390787. The reversal of 804390741 is 147093408.

It is a happy number.

It is not a de Polignac number, because 804390741 - 2³ = 804390733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 804390696 and 804390705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804390721) 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 in 47 ways as a sum of consecutive naturals, for example, 100800 + ... + 108486.

It is an arithmetic number, because the mean of its divisors is an integer number (30382976).

Almost surely, 2^804390741 is an apocalyptic number.

It is an amenable number.

804390741 is a deficient number, since it is larger than the sum of its proper divisors (653992107).

804390741 is a wasteful number, since it uses less digits than its factorization.

804390741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7862 (or 7859 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 804390741 is about 28361.7831068500. The cubic root of 804390741 is about 930.0130036336.

The spelling of 804390741 in words is "eight hundred four million, three hundred ninety thousand, seven hundred forty-one".