212214924 has 48 divisors (see below), whose sum is σ = 569167200. Its totient is φ = 68298048.

The previous prime is 212214883. The next prime is 212214973. The reversal of 212214924 is 429412212.

212214924 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30747 + ... + 37010.

It is an arithmetic number, because the mean of its divisors is an integer number (11857650).

Almost surely, 2^212214924 is an apocalyptic number.

It is an amenable number.

212214924 is an abundant number, since it is smaller than the sum of its proper divisors (356952276).

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

212214924 is a wasteful number, since it uses less digits than its factorization.

212214924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67799 (or 67791 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 212214924 is about 14567.5984293912. The cubic root of 212214924 is about 596.4746268085.

The spelling of 212214924 in words is "two hundred twelve million, two hundred fourteen thousand, nine hundred twenty-four".