7221304799 has 2 divisors, whose sum is σ = 7221304800. Its totient is φ = 7221304798.

The previous prime is 7221304789. The next prime is 7221304807. The reversal of 7221304799 is 9974031227.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7221304799 - 2⁸ = 7221304543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7221304789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3610652399 + 3610652400.

It is an arithmetic number, because the mean of its divisors is an integer number (3610652400).

Almost surely, 2^7221304799 is an apocalyptic number.

7221304799 is a deficient number, since it is larger than the sum of its proper divisors (1).

7221304799 is an equidigital number, since it uses as much as digits as its factorization.

7221304799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 7221304799 is about 84978.2607435572. The cubic root of 7221304799 is about 1932.8814823708.

The spelling of 7221304799 in words is "seven billion, two hundred twenty-one million, three hundred four thousand, seven hundred ninety-nine".