804379539 has 16 divisors (see below), whose sum is σ = 1083516192. Its totient is φ = 530761728.

The previous prime is 804379523. The next prime is 804379547. The reversal of 804379539 is 935973408.

It is not a de Polignac number, because 804379539 - 2⁴ = 804379523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (804379549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349039 + ... + 351335.

It is an arithmetic number, because the mean of its divisors is an integer number (67719762).

Almost surely, 2^804379539 is an apocalyptic number.

804379539 is a deficient number, since it is larger than the sum of its proper divisors (279136653).

804379539 is a wasteful number, since it uses less digits than its factorization.

804379539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3446.

The product of its (nonzero) digits is 816480, while the sum is 48.

The square root of 804379539 is about 28361.5856221051. The cubic root of 804379539 is about 930.0086864722.

The spelling of 804379539 in words is "eight hundred four million, three hundred seventy-nine thousand, five hundred thirty-nine".