864260 has 24 divisors (see below), whose sum is σ = 1841280. Its totient is φ = 340704.

The previous prime is 864251. The next prime is 864277. The reversal of 864260 is 62468.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 864260.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1307 + ... + 1853.

It is an arithmetic number, because the mean of its divisors is an integer number (76720).

2⁸⁶⁴²⁶⁰ is an apocalyptic number.

It is an amenable number.

864260 is an abundant number, since it is smaller than the sum of its proper divisors (977020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

864260 is a wasteful number, since it uses less digits than its factorization.

864260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635 (or 633 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 864260 is about 929.6558503016. The cubic root of 864260 is about 95.2536159626.

The spelling of 864260 in words is "eight hundred sixty-four thousand, two hundred sixty".