930092221 has 2 divisors, whose sum is σ = 930092222. Its totient is φ = 930092220.

The previous prime is 930092203. The next prime is 930092243. The reversal of 930092221 is 122290039.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 915728121 + 14364100 = 30261^2 + 3790^2 .

It is a cyclic number.

It is not a de Polignac number, because 930092221 - 2¹¹ = 930090173 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 930092221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (930092281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 465046110 + 465046111.

It is an arithmetic number, because the mean of its divisors is an integer number (465046111).

Almost surely, 2^930092221 is an apocalyptic number.

It is an amenable number.

930092221 is a deficient number, since it is larger than the sum of its proper divisors (1).

930092221 is an equidigital number, since it uses as much as digits as its factorization.

930092221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 930092221 is about 30497.4133493318. The cubic root of 930092221 is about 976.1322707307.

The spelling of 930092221 in words is "nine hundred thirty million, ninety-two thousand, two hundred twenty-one".