214305212 has 24 divisors (see below), whose sum is σ = 410607792. Its totient is φ = 97059200.

The previous prime is 214305197. The next prime is 214305229. The reversal of 214305212 is 212503412.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3698 + ... + 21030.

It is an arithmetic number, because the mean of its divisors is an integer number (17108658).

Almost surely, 2^214305212 is an apocalyptic number.

214305212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

214305212 is a deficient number, since it is larger than the sum of its proper divisors (196302580).

214305212 is a wasteful number, since it uses less digits than its factorization.

214305212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17629 (or 17627 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 214305212 is about 14639.1670528073. The cubic root of 214305212 is about 598.4266296344.

Adding to 214305212 its reverse (212503412), we get a palindrome (426808624).

The spelling of 214305212 in words is "two hundred fourteen million, three hundred five thousand, two hundred twelve".