3722686573 has 2 divisors, whose sum is σ = 3722686574. Its totient is φ = 3722686572.

The previous prime is 3722686567. The next prime is 3722686603. The reversal of 3722686573 is 3756862273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3153720964 + 568965609 = 56158^2 + 23853^2 .

It is a cyclic number.

It is not a de Polignac number, because 3722686573 - 2²¹ = 3720589421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3722686523) 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 as a sum of consecutive naturals, namely, 1861343286 + 1861343287.

It is an arithmetic number, because the mean of its divisors is an integer number (1861343287).

Almost surely, 2^3722686573 is an apocalyptic number.

It is an amenable number.

3722686573 is a deficient number, since it is larger than the sum of its proper divisors (1).

3722686573 is an equidigital number, since it uses as much as digits as its factorization.

3722686573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 49.

The square root of 3722686573 is about 61013.8228027059. The cubic root of 3722686573 is about 1549.8350949086.

The spelling of 3722686573 in words is "three billion, seven hundred twenty-two million, six hundred eighty-six thousand, five hundred seventy-three".