211086136 has 8 divisors (see below), whose sum is σ = 395786520. Its totient is φ = 105543064.

The previous prime is 211086119. The next prime is 211086149. The reversal of 211086136 is 631680112.

211086136 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 is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×211086136² = 89114713622820992, which contains 22 as substring.

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, 13192876 + ... + 13192891.

It is an arithmetic number, because the mean of its divisors is an integer number (49473315).

Almost surely, 2^211086136 is an apocalyptic number.

It is an amenable number.

211086136 is a deficient number, since it is larger than the sum of its proper divisors (184700384).

211086136 is a wasteful number, since it uses less digits than its factorization.

211086136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26385773 (or 26385769 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 211086136 is about 14528.8036671985. The cubic root of 211086136 is about 595.4151808853.

The spelling of 211086136 in words is "two hundred eleven million, eighty-six thousand, one hundred thirty-six".