38799613 has 2 divisors, whose sum is σ = 38799614. Its totient is φ = 38799612.

The previous prime is 38799589. The next prime is 38799641. The reversal of 38799613 is 31699783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33790969 + 5008644 = 5813^2 + 2238^2 .

It is a cyclic number.

It is not a de Polignac number, because 38799613 - 2¹³ = 38791421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38790613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19399806 + 19399807.

It is an arithmetic number, because the mean of its divisors is an integer number (19399807).

Almost surely, 2^38799613 is an apocalyptic number.

It is an amenable number.

38799613 is a deficient number, since it is larger than the sum of its proper divisors (1).

38799613 is an equidigital number, since it uses as much as digits as its factorization.

38799613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 46.

The square root of 38799613 is about 6228.9335363287. The cubic root of 38799613 is about 338.5393307109.

It can be divided in two parts, 387 and 99613, that added together give a 5-th power (100000 = 10⁵).

The spelling of 38799613 in words is "thirty-eight million, seven hundred ninety-nine thousand, six hundred thirteen".