836149 has 2 divisors, whose sum is σ = 836150. Its totient is φ = 836148.

The previous prime is 836137. The next prime is 836153. The reversal of 836149 is 941638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 651249 + 184900 = 807^2 + 430^2 .

It is a cyclic number.

It is not a de Polignac number, because 836149 - 2⁵ = 836117 is a prime.

It is a Chen prime.

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

836149 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 836149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (836159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418074 + 418075.

It is an arithmetic number, because the mean of its divisors is an integer number (418075).

2⁸³⁶¹⁴⁹ is an apocalyptic number.

It is an amenable number.

836149 is a deficient number, since it is larger than the sum of its proper divisors (1).

836149 is an equidigital number, since it uses as much as digits as its factorization.

836149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 31.

The square root of 836149 is about 914.4118328193. The cubic root of 836149 is about 94.2094694946.

The spelling of 836149 in words is "eight hundred thirty-six thousand, one hundred forty-nine".