212342344 has 16 divisors (see below), whose sum is σ = 398430000. Its totient is φ = 106094352.

The previous prime is 212342293. The next prime is 212342369. The reversal of 212342344 is 443243212.

It is a happy 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, 3139 + ... + 20845.

It is an arithmetic number, because the mean of its divisors is an integer number (24901875).

Almost surely, 2^212342344 is an apocalyptic number.

It is an amenable number.

212342344 is a deficient number, since it is larger than the sum of its proper divisors (186087656).

212342344 is a wasteful number, since it uses less digits than its factorization.

212342344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19212 (or 19208 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 212342344 is about 14571.9711775724. The cubic root of 212342344 is about 596.5939831496.

Adding to 212342344 its reverse (443243212), we get a palindrome (655585556).

The spelling of 212342344 in words is "two hundred twelve million, three hundred forty-two thousand, three hundred forty-four".