869156 has 12 divisors (see below), whose sum is σ = 1532160. Its totient is φ = 431400.

The previous prime is 869153. The next prime is 869173. The reversal of 869156 is 651968.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (869153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116 + ... + 1323.

It is an arithmetic number, because the mean of its divisors is an integer number (127680).

2⁸⁶⁹¹⁵⁶ is an apocalyptic number.

It is an amenable number.

869156 is a deficient number, since it is larger than the sum of its proper divisors (663004).

869156 is a wasteful number, since it uses less digits than its factorization.

869156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594 (or 1592 counting only the distinct ones).

The product of its digits is 12960, while the sum is 35.

The square root of 869156 is about 932.2853640383. The cubic root of 869156 is about 95.4331467459.

The spelling of 869156 in words is "eight hundred sixty-nine thousand, one hundred fifty-six".