212324134 has 16 divisors (see below), whose sum is σ = 349526016. Its totient is φ = 95931400.

The previous prime is 212324089. The next prime is 212324149. The reversal of 212324134 is 431423212.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25222 + ... + 32569.

It is an arithmetic number, because the mean of its divisors is an integer number (21845376).

Almost surely, 2^212324134 is an apocalyptic number.

212324134 is a deficient number, since it is larger than the sum of its proper divisors (137201882).

212324134 is a wasteful number, since it uses less digits than its factorization.

212324134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57971.

The product of its digits is 1152, while the sum is 22.

The square root of 212324134 is about 14571.3463345018. The cubic root of 212324134 is about 596.5769284778.

Adding to 212324134 its reverse (431423212), we get a palindrome (643747346).

The spelling of 212324134 in words is "two hundred twelve million, three hundred twenty-four thousand, one hundred thirty-four".