38866038 has 16 divisors (see below), whose sum is σ = 78459840. Its totient is φ = 12834056.

The previous prime is 38866019. The next prime is 38866049. The reversal of 38866038 is 83066883.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29628 + ... + 30911.

It is an arithmetic number, because the mean of its divisors is an integer number (4903740).

Almost surely, 2^38866038 is an apocalyptic number.

38866038 is an abundant number, since it is smaller than the sum of its proper divisors (39593802).

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

38866038 is a wasteful number, since it uses less digits than its factorization.

38866038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60651.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 38866038 is about 6234.2632283214. The cubic root of 38866038 is about 338.7324138599.

The spelling of 38866038 in words is "thirty-eight million, eight hundred sixty-six thousand, thirty-eight".