836725 has 6 divisors (see below), whose sum is σ = 1037570. Its totient is φ = 669360.

The previous prime is 836713. The next prime is 836729. The reversal of 836725 is 527638.

836725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 21316 + 815409 = 146^2 + 903^2 .

It is a de Polignac number, because none of the positive numbers 2^k-836725 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (836729) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16710 + ... + 16759.

2⁸³⁶⁷²⁵ is an apocalyptic number.

It is an amenable number.

836725 is a deficient number, since it is larger than the sum of its proper divisors (200845).

836725 is a wasteful number, since it uses less digits than its factorization.

836725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33479 (or 33474 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 836725 is about 914.7267351510. The cubic root of 836725 is about 94.2310972981.

The spelling of 836725 in words is "eight hundred thirty-six thousand, seven hundred twenty-five".