803166864 has 20 divisors (see below), whose sum is σ = 2074847856. Its totient is φ = 267722272.

The previous prime is 803166821. The next prime is 803166869. The reversal of 803166864 is 468661308.

It is a happy number.

It is a super-2 number, since 2×803166864² = 1290154022855188992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (803166869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8366274 + ... + 8366369.

Almost surely, 2^803166864 is an apocalyptic number.

It is an amenable number.

803166864 is an abundant number, since it is smaller than the sum of its proper divisors (1271680992).

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

803166864 is a wasteful number, since it uses less digits than its factorization.

803166864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16732654 (or 16732648 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 803166864 is about 28340.1987290139. The cubic root of 803166864 is about 929.5410939751.

The spelling of 803166864 in words is "eight hundred three million, one hundred sixty-six thousand, eight hundred sixty-four".