864456084 has 24 divisors (see below), whose sum is σ = 2241182720. Its totient is φ = 288151992.

The previous prime is 864456083. The next prime is 864456113. The reversal of 864456084 is 480654468.

864456084 is a `hidden beast` number, since 8 + 6 + 4 + 4 + 560 + 84 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864456083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4002004 + ... + 4002219.

Almost surely, 2^864456084 is an apocalyptic number.

It is an amenable number.

864456084 is an abundant number, since it is smaller than the sum of its proper divisors (1376726636).

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

864456084 is a wasteful number, since it uses less digits than its factorization.

864456084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8004236 (or 8004228 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The square root of 864456084 is about 29401.6340362232. The cubic root of 864456084 is about 952.6081915668.

It can be divided in two parts, 86445 and 6084, that added together give a palindrome (92529).

The spelling of 864456084 in words is "eight hundred sixty-four million, four hundred fifty-six thousand, eighty-four".