211342304 has 24 divisors (see below), whose sum is σ = 416404800. Its totient is φ = 105588736.

The previous prime is 211342303. The next prime is 211342309. The reversal of 211342304 is 403243112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211342303) 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 3 ways as a sum of consecutive naturals, for example, 75392 + ... + 78144.

It is an arithmetic number, because the mean of its divisors is an integer number (17350200).

Almost surely, 2^211342304 is an apocalyptic number.

It is an amenable number.

211342304 is a deficient number, since it is larger than the sum of its proper divisors (205062496).

211342304 is a wasteful number, since it uses less digits than its factorization.

211342304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5162 (or 5154 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 211342304 is about 14537.6168610952. The cubic root of 211342304 is about 595.6559430374.

Adding to 211342304 its reverse (403243112), we get a palindrome (614585416).

The spelling of 211342304 in words is "two hundred eleven million, three hundred forty-two thousand, three hundred four".