2225350997 has 2 divisors, whose sum is σ = 2225350998. Its totient is φ = 2225350996.

The previous prime is 2225350991. The next prime is 2225351033. The reversal of 2225350997 is 7990535222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1523418961 + 701932036 = 39031^2 + 26494^2 .

It is a cyclic number.

It is not a de Polignac number, because 2225350997 - 2¹² = 2225346901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2225350991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1112675498 + 1112675499.

It is an arithmetic number, because the mean of its divisors is an integer number (1112675499).

Almost surely, 2^2225350997 is an apocalyptic number.

It is an amenable number.

2225350997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2225350997 is an equidigital number, since it uses as much as digits as its factorization.

2225350997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 44.

The square root of 2225350997 is about 47173.6260743225. The cubic root of 2225350997 is about 1305.5680301443.

The spelling of 2225350997 in words is "two billion, two hundred twenty-five million, three hundred fifty thousand, nine hundred ninety-seven".