804164619 has 16 divisors (see below), whose sum is σ = 1094784768. Its totient is φ = 524923872.

The previous prime is 804164579. The next prime is 804164633. The reversal of 804164619 is 916461408.

It is not a de Polignac number, because 804164619 - 2¹⁶ = 804099083 is a prime.

It is a super-2 number, since 2×804164619² = 1293361468902830322, which contains 22 as substring.

804164619 is a modest number, since divided by 164619 gives 804 as remainder.

It is not an unprimeable number, because it can be changed into a prime (804164639) 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 15 ways as a sum of consecutive naturals, for example, 21589 + ... + 45545.

It is an arithmetic number, because the mean of its divisors is an integer number (68424048).

Almost surely, 2^804164619 is an apocalyptic number.

804164619 is a deficient number, since it is larger than the sum of its proper divisors (290620149).

804164619 is a wasteful number, since it uses less digits than its factorization.

804164619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24194.

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

The square root of 804164619 is about 28357.7964411906. The cubic root of 804164619 is about 929.9258502565.

The spelling of 804164619 in words is "eight hundred four million, one hundred sixty-four thousand, six hundred nineteen".