722425547 has 2 divisors, whose sum is σ = 722425548. Its totient is φ = 722425546.

The previous prime is 722425541. The next prime is 722425553. The reversal of 722425547 is 745524227.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (722425541) and next prime (722425553).

It is a cyclic number.

It is not a de Polignac number, because 722425547 - 2¹⁰ = 722424523 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 722425547.

It is not a weakly prime, because it can be changed into another prime (722425541) 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, 361212773 + 361212774.

It is an arithmetic number, because the mean of its divisors is an integer number (361212774).

Almost surely, 2^722425547 is an apocalyptic number.

722425547 is a deficient number, since it is larger than the sum of its proper divisors (1).

722425547 is an equidigital number, since it uses as much as digits as its factorization.

722425547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 156800, while the sum is 38.

The square root of 722425547 is about 26877.9751283463. The cubic root of 722425547 is about 897.2862895384.

The spelling of 722425547 in words is "seven hundred twenty-two million, four hundred twenty-five thousand, five hundred forty-seven".