801677 has 2 divisors, whose sum is σ = 801678. Its totient is φ = 801676.

The previous prime is 801641. The next prime is 801683. The reversal of 801677 is 776108.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 729316 + 72361 = 854^2 + 269^2 .

It is a cyclic number.

It is not a de Polignac number, because 801677 - 2⁸ = 801421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (801607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400838 + 400839.

It is an arithmetic number, because the mean of its divisors is an integer number (400839).

2⁸⁰¹⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

801677 is a deficient number, since it is larger than the sum of its proper divisors (1).

801677 is an equidigital number, since it uses as much as digits as its factorization.

801677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 801677 is about 895.3641717201. The cubic root of 801677 is about 92.8965976037.

The spelling of 801677 in words is "eight hundred one thousand, six hundred seventy-seven".