211425234 has 8 divisors (see below), whose sum is σ = 422850480. Its totient is φ = 70475076.

The previous prime is 211425211. The next prime is 211425271. The reversal of 211425234 is 432524112.

211425234 is digitally balanced in base 2, 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.

211425234 is an admirable 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, 17618764 + ... + 17618775.

It is an arithmetic number, because the mean of its divisors is an integer number (52856310).

Almost surely, 2^211425234 is an apocalyptic number.

211425234 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.

211425234 is a wasteful number, since it uses less digits than its factorization.

211425234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35237544.

The product of its digits is 1920, while the sum is 24.

The square root of 211425234 is about 14540.4688370080. The cubic root of 211425234 is about 595.7338439697.

Adding to 211425234 its reverse (432524112), we get a palindrome (643949346).

The spelling of 211425234 in words is "two hundred eleven million, four hundred twenty-five thousand, two hundred thirty-four".