7226825497 has 2 divisors, whose sum is σ = 7226825498. Its totient is φ = 7226825496.

The previous prime is 7226825483. The next prime is 7226825509. The reversal of 7226825497 is 7945286227.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6627750921 + 599074576 = 81411^2 + 24476^2 .

It is an emirp because it is prime and its reverse (7945286227) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7226825497 is a prime.

It is not a weakly prime, because it can be changed into another prime (7226825297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3613412748 + 3613412749.

It is an arithmetic number, because the mean of its divisors is an integer number (3613412749).

Almost surely, 2^7226825497 is an apocalyptic number.

It is an amenable number.

7226825497 is a deficient number, since it is larger than the sum of its proper divisors (1).

7226825497 is an equidigital number, since it uses as much as digits as its factorization.

7226825497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 52.

The square root of 7226825497 is about 85010.7375394426. The cubic root of 7226825497 is about 1933.3739204685.

The spelling of 7226825497 in words is "seven billion, two hundred twenty-six million, eight hundred twenty-five thousand, four hundred ninety-seven".