836761 has 2 divisors, whose sum is σ = 836762. Its totient is φ = 836760.

The previous prime is 836753. The next prime is 836789. The reversal of 836761 is 167638.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 571536 + 265225 = 756^2 + 515^2 .

It is a cyclic number.

It is not a de Polignac number, because 836761 - 2³ = 836753 is a prime.

It is a super-2 number, since 2×836761² = 1400337942242, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (836701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418380 + 418381.

It is an arithmetic number, because the mean of its divisors is an integer number (418381).

2⁸³⁶⁷⁶¹ is an apocalyptic number.

It is an amenable number.

836761 is a deficient number, since it is larger than the sum of its proper divisors (1).

836761 is an equidigital number, since it uses as much as digits as its factorization.

836761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 836761 is about 914.7464129473. The cubic root of 836761 is about 94.2324487062.

The spelling of 836761 in words is "eight hundred thirty-six thousand, seven hundred sixty-one".