212034413 has 8 divisors (see below), whose sum is σ = 215451000. Its totient is φ = 208631808.

The previous prime is 212034409. The next prime is 212034463. The reversal of 212034413 is 314430212.

It can be written as a sum of positive squares in 4 ways, for example, as 8743849 + 203290564 = 2957^2 + 14258^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 212034413 - 2² = 212034409 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212034463) 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, 29543 + ... + 36011.

It is an arithmetic number, because the mean of its divisors is an integer number (26931375).

Almost surely, 2^212034413 is an apocalyptic number.

It is an amenable number.

212034413 is a deficient number, since it is larger than the sum of its proper divisors (3416587).

212034413 is an equidigital number, since it uses as much as digits as its factorization.

212034413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6991.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 212034413 is about 14561.4014778798. The cubic root of 212034413 is about 596.3054574714.

Adding to 212034413 its reverse (314430212), we get a palindrome (526464625).

The spelling of 212034413 in words is "two hundred twelve million, thirty-four thousand, four hundred thirteen".