38994938 has 8 divisors (see below), whose sum is σ = 59365632. Its totient is φ = 19206396.

The previous prime is 38994919. The next prime is 38994947. The reversal of 38994938 is 83949983.

38994938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 38994938.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 145370 + ... + 145637.

It is an arithmetic number, because the mean of its divisors is an integer number (7420704).

Almost surely, 2^38994938 is an apocalyptic number.

38994938 is a deficient number, since it is larger than the sum of its proper divisors (20370694).

38994938 is a wasteful number, since it uses less digits than its factorization.

38994938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291076.

The product of its digits is 1679616, while the sum is 53.

The square root of 38994938 is about 6244.5927008893. The cubic root of 38994938 is about 339.1064716048.

The spelling of 38994938 in words is "thirty-eight million, nine hundred ninety-four thousand, nine hundred thirty-eight".