7225623337 has 2 divisors, whose sum is σ = 7225623338. Its totient is φ = 7225623336.

The previous prime is 7225623323. The next prime is 7225623367. The reversal of 7225623337 is 7333265227.

7225623337 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7159867456 + 65755881 = 84616^2 + 8109^2 .

It is an emirp because it is prime and its reverse (7333265227) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7225623337 - 2²³ = 7217234729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7225623337.

It is not a weakly prime, because it can be changed into another prime (7225623367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3612811668 + 3612811669.

It is an arithmetic number, because the mean of its divisors is an integer number (3612811669).

Almost surely, 2^7225623337 is an apocalyptic number.

It is an amenable number.

7225623337 is a deficient number, since it is larger than the sum of its proper divisors (1).

7225623337 is an equidigital number, since it uses as much as digits as its factorization.

7225623337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 40.

The square root of 7225623337 is about 85003.6666091528. Note that the first 4 decimals coincide. The cubic root of 7225623337 is about 1933.2667109391.

The spelling of 7225623337 in words is "seven billion, two hundred twenty-five million, six hundred twenty-three thousand, three hundred thirty-seven".