864411392 has 108 divisors (see below), whose sum is σ = 1946431704. Its totient is φ = 380835840.

The previous prime is 864411391. The next prime is 864411407. The reversal of 864411392 is 293114468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864411391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1760267 + ... + 1760757.

Almost surely, 2^864411392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 864411392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (973215852).

864411392 is an abundant number, since it is smaller than the sum of its proper divisors (1082020312).

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

864411392 is a wasteful number, since it uses less digits than its factorization.

864411392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566 (or 529 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 864411392 is about 29400.8740006143. The cubic root of 864411392 is about 952.5917748088.

The spelling of 864411392 in words is "eight hundred sixty-four million, four hundred eleven thousand, three hundred ninety-two".