212244937 has 2 divisors, whose sum is σ = 212244938. Its totient is φ = 212244936.

The previous prime is 212244917. The next prime is 212244973. The reversal of 212244937 is 739442212.

212244937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (212244973) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211673401 + 571536 = 14549^2 + 756^2 .

It is a cyclic number.

It is not a de Polignac number, because 212244937 - 2²³ = 203856329 is a prime.

It is not a weakly prime, because it can be changed into another prime (212244917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106122468 + 106122469.

It is an arithmetic number, because the mean of its divisors is an integer number (106122469).

Almost surely, 2^212244937 is an apocalyptic number.

It is an amenable number.

212244937 is a deficient number, since it is larger than the sum of its proper divisors (1).

212244937 is an equidigital number, since it uses as much as digits as its factorization.

212244937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 34.

The square root of 212244937 is about 14568.6285215871. The cubic root of 212244937 is about 596.5027447636.

The spelling of 212244937 in words is "two hundred twelve million, two hundred forty-four thousand, nine hundred thirty-seven".