212064322 has 8 divisors (see below), whose sum is σ = 318159936. Its totient is φ = 106011012.

The previous prime is 212064311. The next prime is 212064323. The reversal of 212064322 is 223460212.

212064322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 212064293 and 212064302.

It is not an unprimeable number, because it can be changed into a prime (212064323) 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, 9843 + ... + 22825.

It is an arithmetic number, because the mean of its divisors is an integer number (39769992).

Almost surely, 2^212064322 is an apocalyptic number.

212064322 is a deficient number, since it is larger than the sum of its proper divisors (106095614).

212064322 is a wasteful number, since it uses less digits than its factorization.

212064322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21152.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 212064322 is about 14562.4284375924. The cubic root of 212064322 is about 596.3334938974. Note that the first 3 decimals are identical.

The spelling of 212064322 in words is "two hundred twelve million, sixty-four thousand, three hundred twenty-two".