38863393 has 8 divisors (see below), whose sum is σ = 40320000. Its totient is φ = 37414608.

The previous prime is 38863387. The next prime is 38863403. The reversal of 38863393 is 39336883.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38863393 - 2¹⁷ = 38732321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38863333) 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 in 7 ways as a sum of consecutive naturals, for example, 9358 + ... + 12856.

It is an arithmetic number, because the mean of its divisors is an integer number (5040000).

Almost surely, 2^38863393 is an apocalyptic number.

It is an amenable number.

38863393 is a deficient number, since it is larger than the sum of its proper divisors (1456607).

38863393 is a wasteful number, since it uses less digits than its factorization.

38863393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3911.

The product of its digits is 279936, while the sum is 43.

The square root of 38863393 is about 6234.0510905831. The cubic root of 38863393 is about 338.7247296227.

The spelling of 38863393 in words is "thirty-eight million, eight hundred sixty-three thousand, three hundred ninety-three".