3836423389 has 2 divisors, whose sum is σ = 3836423390. Its totient is φ = 3836423388.

The previous prime is 3836423309. The next prime is 3836423401. The reversal of 3836423389 is 9833246383.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3676603225 + 159820164 = 60635^2 + 12642^2 .

It is a cyclic number.

It is not a de Polignac number, because 3836423389 - 2²⁵ = 3802868957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3836423309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1918211694 + 1918211695.

It is an arithmetic number, because the mean of its divisors is an integer number (1918211695).

Almost surely, 2^3836423389 is an apocalyptic number.

It is an amenable number.

3836423389 is a deficient number, since it is larger than the sum of its proper divisors (1).

3836423389 is an equidigital number, since it uses as much as digits as its factorization.

3836423389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 49.

The square root of 3836423389 is about 61938.8681604693. The cubic root of 3836423389 is about 1565.4607263251.

The spelling of 3836423389 in words is "three billion, eight hundred thirty-six million, four hundred twenty-three thousand, three hundred eighty-nine".