212794937 has 2 divisors, whose sum is σ = 212794938. Its totient is φ = 212794936.

The previous prime is 212794931. The next prime is 212794949. The reversal of 212794937 is 739497212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160680976 + 52113961 = 12676^2 + 7219^2 .

It is a cyclic number.

It is not a de Polignac number, because 212794937 - 2¹² = 212790841 is a prime.

It is not a weakly prime, because it can be changed into another prime (212794931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106397468 + 106397469.

It is an arithmetic number, because the mean of its divisors is an integer number (106397469).

Almost surely, 2^212794937 is an apocalyptic number.

It is an amenable number.

212794937 is a deficient number, since it is larger than the sum of its proper divisors (1).

212794937 is an equidigital number, since it uses as much as digits as its factorization.

212794937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 44.

The square root of 212794937 is about 14587.4924850023. The cubic root of 212794937 is about 597.0175486108.

The spelling of 212794937 in words is "two hundred twelve million, seven hundred ninety-four thousand, nine hundred thirty-seven".