38289539 has 2 divisors, whose sum is σ = 38289540. Its totient is φ = 38289538.

The previous prime is 38289527. The next prime is 38289551. The reversal of 38289539 is 93598283.

It is a balanced prime because it is at equal distance from previous prime (38289527) and next prime (38289551).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38289539 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 38289493 and 38289502.

It is not a weakly prime, because it can be changed into another prime (38289509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19144769 + 19144770.

It is an arithmetic number, because the mean of its divisors is an integer number (19144770).

Almost surely, 2^38289539 is an apocalyptic number.

38289539 is a deficient number, since it is larger than the sum of its proper divisors (1).

38289539 is an equidigital number, since it uses as much as digits as its factorization.

38289539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 47.

The square root of 38289539 is about 6187.8541514809. The cubic root of 38289539 is about 337.0492609384.

The spelling of 38289539 in words is "thirty-eight million, two hundred eighty-nine thousand, five hundred thirty-nine".