212033441 has 4 divisors (see below), whose sum is σ = 214132884. Its totient is φ = 209934000.

The previous prime is 212033383. The next prime is 212033461. The reversal of 212033441 is 144330212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 187580416 + 24453025 = 13696^2 + 4945^2 .

It is a cyclic number.

It is not a de Polignac number, because 212033441 - 2¹⁰ = 212032417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212033461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1049570 + ... + 1049771.

It is an arithmetic number, because the mean of its divisors is an integer number (53533221).

Almost surely, 2^212033441 is an apocalyptic number.

It is an amenable number.

212033441 is a deficient number, since it is larger than the sum of its proper divisors (2099443).

212033441 is a wasteful number, since it uses less digits than its factorization.

212033441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099442.

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

The square root of 212033441 is about 14561.3681019333. The cubic root of 212033441 is about 596.3045462831.

Adding to 212033441 its reverse (144330212), we get a palindrome (356363653).

The spelling of 212033441 in words is "two hundred twelve million, thirty-three thousand, four hundred forty-one".