864803424 has 24 divisors (see below), whose sum is σ = 2270109240. Its totient is φ = 288267776.

The previous prime is 864803419. The next prime is 864803453. The reversal of 864803424 is 424308468.

864803424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4504089 + ... + 4504280.

It is an arithmetic number, because the mean of its divisors is an integer number (94587885).

Almost surely, 2^864803424 is an apocalyptic number.

It is an amenable number.

864803424 is an abundant number, since it is smaller than the sum of its proper divisors (1405305816).

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

864803424 is a wasteful number, since it uses less digits than its factorization.

864803424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9008382 (or 9008374 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 39.

The square root of 864803424 is about 29407.5402575598. The cubic root of 864803424 is about 952.7357610406.

The spelling of 864803424 in words is "eight hundred sixty-four million, eight hundred three thousand, four hundred twenty-four".