868396 has 12 divisors (see below), whose sum is σ = 1545040. Its totient is φ = 426960.

The previous prime is 868381. The next prime is 868397. The reversal of 868396 is 693868.

868396 = T₅₃ + T₅₄ + ... + T₁₇₄.

It is a super-2 number, since 2×868396² = 1508223225632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (868397) 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, 1536 + ... + 2023.

2⁸⁶⁸³⁹⁶ is an apocalyptic number.

It is an amenable number.

868396 is a deficient number, since it is larger than the sum of its proper divisors (676644).

868396 is a wasteful number, since it uses less digits than its factorization.

868396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3624 (or 3622 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 868396 is about 931.8776743758. The cubic root of 868396 is about 95.4053226875.

The spelling of 868396 in words is "eight hundred sixty-eight thousand, three hundred ninety-six".