211436214 has 16 divisors (see below), whose sum is σ = 461315520. Its totient is φ = 64071560.

The previous prime is 211436189. The next prime is 211436219. The reversal of 211436214 is 412634112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211436219) by changing a digit.

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, 1601724 + ... + 1601855.

It is an arithmetic number, because the mean of its divisors is an integer number (28832220).

Almost surely, 2^211436214 is an apocalyptic number.

211436214 is an abundant number, since it is smaller than the sum of its proper divisors (249879306).

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

211436214 is a wasteful number, since it uses less digits than its factorization.

211436214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3203595.

The product of its digits is 1152, while the sum is 24.

The square root of 211436214 is about 14540.8463990237. The cubic root of 211436214 is about 595.7441565899.

The spelling of 211436214 in words is "two hundred eleven million, four hundred thirty-six thousand, two hundred fourteen".