804611 has 2 divisors, whose sum is σ = 804612. Its totient is φ = 804610.

The previous prime is 804607. The next prime is 804613. The reversal of 804611 is 116408.

804611 is nontrivially palindromic in base 8.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 804611 - 2² = 804607 is a prime.

It is a super-2 number, since 2×804611² = 1294797722642, which contains 22 as substring.

Together with 804613, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 804611.

It is not a weakly prime, because it can be changed into another prime (804613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402305 + 402306.

It is an arithmetic number, because the mean of its divisors is an integer number (402306).

2⁸⁰⁴⁶¹¹ is an apocalyptic number.

804611 is a deficient number, since it is larger than the sum of its proper divisors (1).

804611 is an equidigital number, since it uses as much as digits as its factorization.

804611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 804611 is about 897.0011148265. The cubic root of 804611 is about 93.0097881554.

The spelling of 804611 in words is "eight hundred four thousand, six hundred eleven".