722220383 has 2 divisors, whose sum is σ = 722220384. Its totient is φ = 722220382.

The previous prime is 722220311. The next prime is 722220439. The reversal of 722220383 is 383022227.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 722220383 - 2⁸ = 722220127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (722220883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361110191 + 361110192.

It is an arithmetic number, because the mean of its divisors is an integer number (361110192).

Almost surely, 2^722220383 is an apocalyptic number.

722220383 is a deficient number, since it is larger than the sum of its proper divisors (1).

722220383 is an equidigital number, since it uses as much as digits as its factorization.

722220383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 722220383 is about 26874.1582751907. The cubic root of 722220383 is about 897.2013404043.

The spelling of 722220383 in words is "seven hundred twenty-two million, two hundred twenty thousand, three hundred eighty-three".