3726326399 has 2 divisors, whose sum is σ = 3726326400. Its totient is φ = 3726326398.

The previous prime is 3726326389. The next prime is 3726326419. The reversal of 3726326399 is 9936236273.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3726326399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3726326389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1863163199 + 1863163200.

It is an arithmetic number, because the mean of its divisors is an integer number (1863163200).

Almost surely, 2^3726326399 is an apocalyptic number.

3726326399 is a deficient number, since it is larger than the sum of its proper divisors (1).

3726326399 is an equidigital number, since it uses as much as digits as its factorization.

3726326399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2204496, while the sum is 50.

The square root of 3726326399 is about 61043.6433955248. The cubic root of 3726326399 is about 1550.3400431889.

The spelling of 3726326399 in words is "three billion, seven hundred twenty-six million, three hundred twenty-six thousand, three hundred ninety-nine".