38851966 has 8 divisors (see below), whose sum is σ = 58306104. Its totient is φ = 19416600.

The previous prime is 38851957. The next prime is 38851993. The reversal of 38851966 is 66915883.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3016 + ... + 9316.

It is an arithmetic number, because the mean of its divisors is an integer number (7288263).

Almost surely, 2^38851966 is an apocalyptic number.

38851966 is a deficient number, since it is larger than the sum of its proper divisors (19454138).

38851966 is a wasteful number, since it uses less digits than its factorization.

38851966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9386.

The product of its digits is 311040, while the sum is 46.

The square root of 38851966 is about 6233.1345244588. The cubic root of 38851966 is about 338.6915279677.

The spelling of 38851966 in words is "thirty-eight million, eight hundred fifty-one thousand, nine hundred sixty-six".