211893350 has 12 divisors (see below), whose sum is σ = 394121724. Its totient is φ = 84757320.

The previous prime is 211893307. The next prime is 211893359. The reversal of 211893350 is 53398112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211893359) 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 5 ways as a sum of consecutive naturals, for example, 2118884 + ... + 2118983.

It is an arithmetic number, because the mean of its divisors is an integer number (32843477).

Almost surely, 2^211893350 is an apocalyptic number.

211893350 is a deficient number, since it is larger than the sum of its proper divisors (182228374).

211893350 is a wasteful number, since it uses less digits than its factorization.

211893350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4237879 (or 4237874 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 211893350 is about 14556.5569418046. The cubic root of 211893350 is about 596.1731907381.

The spelling of 211893350 in words is "two hundred eleven million, eight hundred ninety-three thousand, three hundred fifty".