804386091 has 8 divisors (see below), whose sum is σ = 1073241040. Its totient is φ = 535894272.

The previous prime is 804386069. The next prime is 804386111. The reversal of 804386091 is 190683408.

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

It is not a de Polignac number, because 804386091 - 2⁶ = 804386027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (804386041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85570 + ... + 94503.

It is an arithmetic number, because the mean of its divisors is an integer number (134155130).

Almost surely, 2^804386091 is an apocalyptic number.

804386091 is a deficient number, since it is larger than the sum of its proper divisors (268854949).

804386091 is a wasteful number, since it uses less digits than its factorization.

804386091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181565.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 804386091 is about 28361.7011302214. The cubic root of 804386091 is about 930.0112115656.

The spelling of 804386091 in words is "eight hundred four million, three hundred eighty-six thousand, ninety-one".