38899603 has 2 divisors, whose sum is σ = 38899604. Its totient is φ = 38899602.

The previous prime is 38899591. The next prime is 38899607. The reversal of 38899603 is 30699883.

38899603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38899603 is a prime.

It is a super-2 number, since 2×38899603² = 3026358227115218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38899607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19449801 + 19449802.

It is an arithmetic number, because the mean of its divisors is an integer number (19449802).

Almost surely, 2^38899603 is an apocalyptic number.

38899603 is a deficient number, since it is larger than the sum of its proper divisors (1).

38899603 is an equidigital number, since it uses as much as digits as its factorization.

38899603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 38899603 is about 6236.9546254562. The cubic root of 38899603 is about 338.8298964152.

The spelling of 38899603 in words is "thirty-eight million, eight hundred ninety-nine thousand, six hundred three".