212034347 has 8 divisors (see below), whose sum is σ = 243340800. Its totient is φ = 180981864.

The previous prime is 212034331. The next prime is 212034371. The reversal of 212034347 is 743430212.

212034347 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.

It is not a de Polignac number, because 212034347 - 2⁴ = 212034331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212034847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61697 + ... + 65042.

It is an arithmetic number, because the mean of its divisors is an integer number (30417600).

Almost surely, 2^212034347 is an apocalyptic number.

212034347 is a deficient number, since it is larger than the sum of its proper divisors (31306453).

212034347 is a wasteful number, since it uses less digits than its factorization.

212034347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126985.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 212034347 is about 14561.3992116142. The cubic root of 212034347 is about 596.3053956007.

Adding to 212034347 its reverse (743430212), we get a palindrome (955464559).

The spelling of 212034347 in words is "two hundred twelve million, thirty-four thousand, three hundred forty-seven".