211441364 has 6 divisors (see below), whose sum is σ = 370022394. Its totient is φ = 105720680.

The previous prime is 211441357. The next prime is 211441397. The reversal of 211441364 is 463144112.

It is a happy number.

211441364 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 206784400 + 4656964 = 14380^2 + 2158^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26430167 + ... + 26430174.

It is an arithmetic number, because the mean of its divisors is an integer number (61670399).

Almost surely, 2^211441364 is an apocalyptic number.

It is an amenable number.

211441364 is a deficient number, since it is larger than the sum of its proper divisors (158581030).

211441364 is a wasteful number, since it uses less digits than its factorization.

211441364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52860345 (or 52860343 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 211441364 is about 14541.0234852984. The cubic root of 211441364 is about 595.7489934426.

Adding to 211441364 its reverse (463144112), we get a palindrome (674585476).

The spelling of 211441364 in words is "two hundred eleven million, four hundred forty-one thousand, three hundred sixty-four".