3744727669 has 2 divisors, whose sum is σ = 3744727670. Its totient is φ = 3744727668.

The previous prime is 3744727663. The next prime is 3744727691. The reversal of 3744727669 is 9667274473.

3744727669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2072980900 + 1671746769 = 45530^2 + 40887^2 .

It is an emirp because it is prime and its reverse (9667274473) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3744727669 is a prime.

It is a super-3 number, since 3×3744727669³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3744727663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1872363834 + 1872363835.

It is an arithmetic number, because the mean of its divisors is an integer number (1872363835).

Almost surely, 2^3744727669 is an apocalyptic number.

It is an amenable number.

3744727669 is a deficient number, since it is larger than the sum of its proper divisors (1).

3744727669 is an equidigital number, since it uses as much as digits as its factorization.

3744727669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10668672, while the sum is 55.

The square root of 3744727669 is about 61194.1800255547. The cubic root of 3744727669 is about 1552.8878066708.

The spelling of 3744727669 in words is "three billion, seven hundred forty-four million, seven hundred twenty-seven thousand, six hundred sixty-nine".