212282262 has 64 divisors (see below), whose sum is σ = 490752000. Its totient is φ = 67937184.

The previous prime is 212282251. The next prime is 212282267. The reversal of 212282262 is 262282212.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212282267) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 442939 + ... + 443417.

It is an arithmetic number, because the mean of its divisors is an integer number (7668000).

Almost surely, 2^212282262 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212282262, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245376000).

212282262 is an abundant number, since it is smaller than the sum of its proper divisors (278469738).

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

212282262 is a wasteful number, since it uses less digits than its factorization.

212282262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802 (or 796 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 212282262 is about 14569.9094712356. The cubic root of 212282262 is about 596.5377093353.

The spelling of 212282262 in words is "two hundred twelve million, two hundred eighty-two thousand, two hundred sixty-two".