63223164 has 18 divisors (see below), whose sum is σ = 159814200. Its totient is φ = 21074376.

The previous prime is 63223163. The next prime is 63223169. The reversal of 63223164 is 46132236.

63223164 is a `hidden beast` number, since 632 + 23 + 1 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63223163) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 878064 + ... + 878135.

Almost surely, 2^63223164 is an apocalyptic number.

It is an amenable number.

63223164 is an abundant number, since it is smaller than the sum of its proper divisors (96591036).

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

63223164 is a wasteful number, since it uses less digits than its factorization.

63223164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756209 (or 1756204 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 63223164 is about 7951.2995164313. The cubic root of 63223164 is about 398.3749990360.

The spelling of 63223164 in words is "sixty-three million, two hundred twenty-three thousand, one hundred sixty-four".