211852338 has 8 divisors (see below), whose sum is σ = 423704688. Its totient is φ = 70617444.

The previous prime is 211852321. The next prime is 211852339. The reversal of 211852338 is 833258112.

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

211852338 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 211852299 and 211852308.

It is not an unprimeable number, because it can be changed into a prime (211852339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17654356 + ... + 17654367.

It is an arithmetic number, because the mean of its divisors is an integer number (52963086).

Almost surely, 2^211852338 is an apocalyptic number.

211852338 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211852338 is a wasteful number, since it uses less digits than its factorization.

211852338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35308728.

The product of its digits is 11520, while the sum is 33.

The square root of 211852338 is about 14555.1481613895. The cubic root of 211852338 is about 596.1347251098.

The spelling of 211852338 in words is "two hundred eleven million, eight hundred fifty-two thousand, three hundred thirty-eight".