864602368 has 72 divisors (see below), whose sum is σ = 1996481088. Its totient is φ = 366016512.

The previous prime is 864602359. The next prime is 864602377. The reversal of 864602368 is 863206468.

It is an interprime number because it is at equal distance from previous prime (864602359) and next prime (864602377).

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, 145830 + ... + 151642.

It is an arithmetic number, because the mean of its divisors is an integer number (27728904).

Almost surely, 2^864602368 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 864602368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (998240544).

864602368 is an abundant number, since it is smaller than the sum of its proper divisors (1131878720).

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

864602368 is an equidigital number, since it uses as much as digits as its factorization.

864602368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5919 (or 5905 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 43.

The square root of 864602368 is about 29404.1216158551. The cubic root of 864602368 is about 952.6619222612.

The spelling of 864602368 in words is "eight hundred sixty-four million, six hundred two thousand, three hundred sixty-eight".