163964212 has 12 divisors (see below), whose sum is σ = 287048356. Its totient is φ = 81950400.

The previous prime is 163964191. The next prime is 163964249. The reversal of 163964212 is 212469361.

It is a happy number.

163964212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 125350416 + 38613796 = 11196^2 + 6214^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6712 + ... + 19312.

Almost surely, 2^163964212 is an apocalyptic number.

It is an amenable number.

163964212 is a deficient number, since it is larger than the sum of its proper divisors (123084144).

163964212 is a wasteful number, since it uses less digits than its factorization.

163964212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15858 (or 15856 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 163964212 is about 12804.8511119810. The cubic root of 163964212 is about 547.3305489518.

The spelling of 163964212 in words is "one hundred sixty-three million, nine hundred sixty-four thousand, two hundred twelve".