38990759 has 2 divisors, whose sum is σ = 38990760. Its totient is φ = 38990758.

The previous prime is 38990737. The next prime is 38990779. The reversal of 38990759 is 95709983.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38990759 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38990719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19495379 + 19495380.

It is an arithmetic number, because the mean of its divisors is an integer number (19495380).

Almost surely, 2^38990759 is an apocalyptic number.

38990759 is a deficient number, since it is larger than the sum of its proper divisors (1).

38990759 is an equidigital number, since it uses as much as digits as its factorization.

38990759 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 612360, while the sum is 50.

The square root of 38990759 is about 6244.2580824306. The cubic root of 38990759 is about 339.0943574121.

The spelling of 38990759 in words is "thirty-eight million, nine hundred ninety thousand, seven hundred fifty-nine".