652863 has 8 divisors (see below), whose sum is σ = 874800. Its totient is φ = 433088.

The previous prime is 652853. The next prime is 652871. The reversal of 652863 is 368256.

It is a Cunningham number, because it is equal to 808²-1.

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

It is a cyclic number.

It is not a de Polignac number, because 652863 - 2⁵ = 652831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 652863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652853) 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, 403 + ... + 1211.

It is an arithmetic number, because the mean of its divisors is an integer number (109350).

2⁶⁵²⁸⁶³ is an apocalyptic number.

652863 is a deficient number, since it is larger than the sum of its proper divisors (221937).

652863 is a wasteful number, since it uses less digits than its factorization.

652863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081.

The product of its digits is 8640, while the sum is 30.

The square root of 652863 is about 807.9993811879. Note that the first 3 decimals coincide. The cubic root of 652863 is about 86.7509059306.

The spelling of 652863 in words is "six hundred fifty-two thousand, eight hundred sixty-three".