211973038 has 8 divisors (see below), whose sum is σ = 318022632. Its totient is φ = 105965496.

The previous prime is 211972979. The next prime is 211973057. The reversal of 211973038 is 830379112.

211973038 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 211972994 and 211973012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10456 + ... + 23092.

It is an arithmetic number, because the mean of its divisors is an integer number (39752829).

Almost surely, 2^211973038 is an apocalyptic number.

211973038 is a deficient number, since it is larger than the sum of its proper divisors (106049594).

211973038 is a wasteful number, since it uses less digits than its factorization.

211973038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21026.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 211973038 is about 14559.2938702397. The cubic root of 211973038 is about 596.2479168443.

It can be divided in two parts, 2119 and 73038, that added together give a palindrome (75157).

The spelling of 211973038 in words is "two hundred eleven million, nine hundred seventy-three thousand, thirty-eight".