804039190 has 16 divisors (see below), whose sum is σ = 1448116992. Its totient is φ = 321427584.

The previous prime is 804039179. The next prime is 804039209. The reversal of 804039190 is 91930408.

It is a super-2 number, since 2×804039190² = 1292958038111712200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4854 + ... + 40393.

It is an arithmetic number, because the mean of its divisors is an integer number (90507312).

Almost surely, 2^804039190 is an apocalyptic number.

804039190 is a deficient number, since it is larger than the sum of its proper divisors (644077802).

804039190 is a wasteful number, since it uses less digits than its factorization.

804039190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47031.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 804039190 is about 28355.5848114617. The cubic root of 804039190 is about 929.8774995699.

Adding to 804039190 its reverse (91930408), we get a palindrome (895969598).

The spelling of 804039190 in words is "eight hundred four million, thirty-nine thousand, one hundred ninety".