7225305337 has 4 divisors (see below), whose sum is σ = 7650323316. Its totient is φ = 6800287360.

The previous prime is 7225305289. The next prime is 7225305343. The reversal of 7225305337 is 7335035227.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3049690176 + 4175615161 = 55224^2 + 64619^2 .

It is a cyclic number.

It is not a de Polignac number, because 7225305337 - 2²⁷ = 7091087609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7225305296 and 7225305305.

It is not an unprimeable number, because it can be changed into a prime (7225315337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212508964 + ... + 212508997.

It is an arithmetic number, because the mean of its divisors is an integer number (1912580829).

Almost surely, 2^7225305337 is an apocalyptic number.

It is an amenable number.

7225305337 is a deficient number, since it is larger than the sum of its proper divisors (425017979).

7225305337 is a wasteful number, since it uses less digits than its factorization.

7225305337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425017978.

The product of its (nonzero) digits is 132300, while the sum is 37.

The square root of 7225305337 is about 85001.7960810241. The cubic root of 7225305337 is about 1933.2383494722.

The spelling of 7225305337 in words is "seven billion, two hundred twenty-five million, three hundred five thousand, three hundred thirty-seven".