212334342 has 32 divisors (see below), whose sum is σ = 475801344. Its totient is φ = 62604000.

The previous prime is 212334337. The next prime is 212334389. The reversal of 212334342 is 243433212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41034 + ... + 45917.

It is an arithmetic number, because the mean of its divisors is an integer number (14868792).

Almost surely, 2^212334342 is an apocalyptic number.

212334342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212334342 is an abundant number, since it is smaller than the sum of its proper divisors (263467002).

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

212334342 is a wasteful number, since it uses less digits than its factorization.

212334342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87004.

The product of its digits is 3456, while the sum is 24.

The square root of 212334342 is about 14571.6966067785. The cubic root of 212334342 is about 596.5864889543.

Adding to 212334342 its reverse (243433212), we get a palindrome (455767554).

The spelling of 212334342 in words is "two hundred twelve million, three hundred thirty-four thousand, three hundred forty-two".