869396 has 12 divisors (see below), whose sum is σ = 1659840. Its totient is φ = 395160.

The previous prime is 869381. The next prime is 869399. The reversal of 869396 is 693968.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (869399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9836 + ... + 9923.

It is an arithmetic number, because the mean of its divisors is an integer number (138320).

2⁸⁶⁹³⁹⁶ is an apocalyptic number.

It is an amenable number.

869396 is a deficient number, since it is larger than the sum of its proper divisors (790444).

869396 is a wasteful number, since it uses less digits than its factorization.

869396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19774 (or 19772 counting only the distinct ones).

The product of its digits is 69984, while the sum is 41.

The square root of 869396 is about 932.4140711079. The cubic root of 869396 is about 95.4419299208.

The spelling of 869396 in words is "eight hundred sixty-nine thousand, three hundred ninety-six".