38398386 has 32 divisors (see below), whose sum is σ = 84728448. Its totient is φ = 11525760.

The previous prime is 38398379. The next prime is 38398403. The reversal of 38398386 is 68389383.

38398386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 2806 + ... + 9201.

It is an arithmetic number, because the mean of its divisors is an integer number (2647764).

Almost surely, 2^38398386 is an apocalyptic number.

38398386 is an abundant number, since it is smaller than the sum of its proper divisors (46330062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38398386 is a wasteful number, since it uses less digits than its factorization.

38398386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12066.

The product of its digits is 746496, while the sum is 48.

The square root of 38398386 is about 6196.6431234984. The cubic root of 38398386 is about 337.3683393172.

The spelling of 38398386 in words is "thirty-eight million, three hundred ninety-eight thousand, three hundred eighty-six".