211494192 has 120 divisors (see below), whose sum is σ = 684549936. Its totient is φ = 55770624.

The previous prime is 211494169. The next prime is 211494193. The reversal of 211494192 is 291494112.

211494192 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (211494193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27118 + ... + 34034.

Almost surely, 2^211494192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211494192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342274968).

211494192 is an abundant number, since it is smaller than the sum of its proper divisors (473055744).

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

211494192 is a wasteful number, since it uses less digits than its factorization.

211494192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6955 (or 6942 counting only the distinct ones).

The product of its digits is 5184, while the sum is 33.

The square root of 211494192 is about 14542.8398877248. The cubic root of 211494192 is about 595.7986046863.

The spelling of 211494192 in words is "two hundred eleven million, four hundred ninety-four thousand, one hundred ninety-two".