211077872 has 20 divisors (see below), whose sum is σ = 415069416. Its totient is φ = 103963200.

The previous prime is 211077851. The next prime is 211077883. The reversal of 211077872 is 278770112.

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 3 ways as a sum of consecutive naturals, for example, 97379 + ... + 99522.

Almost surely, 2^211077872 is an apocalyptic number.

It is an amenable number.

211077872 is a deficient number, since it is larger than the sum of its proper divisors (203991544).

211077872 is a wasteful number, since it uses less digits than its factorization.

211077872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196976 (or 196970 counting only the distinct ones).

The product of its (nonzero) digits is 10976, while the sum is 35.

The square root of 211077872 is about 14528.5192638479. The cubic root of 211077872 is about 595.4074106367.

The spelling of 211077872 in words is "two hundred eleven million, seventy-seven thousand, eight hundred seventy-two".