864317132 has 24 divisors (see below), whose sum is σ = 1729750176. Its totient is φ = 370182528.

The previous prime is 864317123. The next prime is 864317141. The reversal of 864317132 is 231713468.

864317132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (864317123) and next prime (864317141).

It is a junction number, because it is equal to n+sod(n) for n = 864317092 and 864317101.

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, 38288 + ... + 56520.

It is an arithmetic number, because the mean of its divisors is an integer number (72072924).

Almost surely, 2^864317132 is an apocalyptic number.

It is an amenable number.

864317132 is an abundant number, since it is smaller than the sum of its proper divisors (865433044).

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

864317132 is a wasteful number, since it uses less digits than its factorization.

864317132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19937 (or 19935 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 864317132 is about 29399.2709433414. The cubic root of 864317132 is about 952.5571483314.

The spelling of 864317132 in words is "eight hundred sixty-four million, three hundred seventeen thousand, one hundred thirty-two".