212534422 has 8 divisors (see below), whose sum is σ = 319132872. Its totient is φ = 106156800.

The previous prime is 212534393. The next prime is 212534473. The reversal of 212534422 is 224435212.

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

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, 52779 + ... + 56662.

It is an arithmetic number, because the mean of its divisors is an integer number (39891609).

Almost surely, 2^212534422 is an apocalyptic number.

212534422 is a deficient number, since it is larger than the sum of its proper divisors (106598450).

212534422 is a wasteful number, since it uses less digits than its factorization.

212534422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110414.

The product of its digits is 3840, while the sum is 25.

The square root of 212534422 is about 14578.5603541639. The cubic root of 212534422 is about 596.7738154620.

Adding to 212534422 its reverse (224435212), we get a palindrome (436969634).

The spelling of 212534422 in words is "two hundred twelve million, five hundred thirty-four thousand, four hundred twenty-two".