864404200 has 48 divisors (see below), whose sum is σ = 2192448960. Its totient is φ = 314328000.

The previous prime is 864404153. The next prime is 864404209. The reversal of 864404200 is 2404468.

It is not an unprimeable number, because it can be changed into a prime (864404209) 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, 194256 + ... + 198655.

It is an arithmetic number, because the mean of its divisors is an integer number (45676020).

Almost surely, 2^864404200 is an apocalyptic number.

It is an amenable number.

864404200 is an abundant number, since it is smaller than the sum of its proper divisors (1328044760).

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

864404200 is a wasteful number, since it uses less digits than its factorization.

864404200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392938 (or 392929 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 864404200 is about 29400.7516910708. The cubic root of 864404200 is about 952.5891329112.

Adding to 864404200 its reverse (2404468), we get a palindrome (866808668).

The spelling of 864404200 in words is "eight hundred sixty-four million, four hundred four thousand, two hundred".