863701164 has 72 divisors (see below), whose sum is σ = 2363388720. Its totient is φ = 272735424.

The previous prime is 863701159. The next prime is 863701169. The reversal of 863701164 is 461107368.

863701164 is a `hidden beast` number, since 8 + 637 + 0 + 1 + 16 + 4 = 666.

863701164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (863701159) and next prime (863701169).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (863701169) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27912 + ... + 50064.

Almost surely, 2^863701164 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 863701164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1181694360).

863701164 is an abundant number, since it is smaller than the sum of its proper divisors (1499687556).

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

863701164 is a wasteful number, since it uses less digits than its factorization.

863701164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22204 (or 22177 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 863701164 is about 29388.7931701865. The cubic root of 863701164 is about 952.3308100507.

The spelling of 863701164 in words is "eight hundred sixty-three million, seven hundred one thousand, one hundred sixty-four".