211484398 has 4 divisors (see below), whose sum is σ = 317226600. Its totient is φ = 105742198.

The previous prime is 211484389. The next prime is 211484401. The reversal of 211484398 is 893484112.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 211484398.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52871098 + ... + 52871101.

It is an arithmetic number, because the mean of its divisors is an integer number (79306650).

Almost surely, 2^211484398 is an apocalyptic number.

211484398 is a deficient number, since it is larger than the sum of its proper divisors (105742202).

211484398 is a wasteful number, since it uses less digits than its factorization.

211484398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105742201.

The product of its digits is 55296, while the sum is 40.

The square root of 211484398 is about 14542.5031545467. The cubic root of 211484398 is about 595.7894076779.

The spelling of 211484398 in words is "two hundred eleven million, four hundred eighty-four thousand, three hundred ninety-eight".