2225928091 has 2 divisors, whose sum is σ = 2225928092. Its totient is φ = 2225928090.

The previous prime is 2225928083. The next prime is 2225928151. The reversal of 2225928091 is 1908295222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2225928091 - 2³ = 2225928083 is a prime.

It is not a weakly prime, because it can be changed into another prime (2225928011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1112964045 + 1112964046.

It is an arithmetic number, because the mean of its divisors is an integer number (1112964046).

Almost surely, 2^2225928091 is an apocalyptic number.

2225928091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2225928091 is an equidigital number, since it uses as much as digits as its factorization.

2225928091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 2225928091 is about 47179.7423795425. The cubic root of 2225928091 is about 1305.6808768156.

The spelling of 2225928091 in words is "two billion, two hundred twenty-five million, nine hundred twenty-eight thousand, ninety-one".