868953 has 8 divisors (see below), whose sum is σ = 1166368. Its totient is φ = 575424.

The previous prime is 868951. The next prime is 868957. The reversal of 868953 is 359868.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 868953 - 2¹ = 868951 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (868951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400 + ... + 1377.

It is an arithmetic number, because the mean of its divisors is an integer number (145796).

2⁸⁶⁸⁹⁵³ is an apocalyptic number.

It is an amenable number.

868953 is a deficient number, since it is larger than the sum of its proper divisors (297415).

868953 is a wasteful number, since it uses less digits than its factorization.

868953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943.

The product of its digits is 51840, while the sum is 39.

The square root of 868953 is about 932.1764854361. The cubic root of 868953 is about 95.4257163816.

The spelling of 868953 in words is "eight hundred sixty-eight thousand, nine hundred fifty-three".