38131266 has 16 divisors (see below), whose sum is σ = 76541184. Its totient is φ = 12663984.

The previous prime is 38131253. The next prime is 38131267. The reversal of 38131266 is 66213183.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (38131267) by changing a digit.

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, 9810 + ... + 13133.

It is an arithmetic number, because the mean of its divisors is an integer number (4783824).

Almost surely, 2^38131266 is an apocalyptic number.

38131266 is an abundant number, since it is smaller than the sum of its proper divisors (38409918).

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

38131266 is a wasteful number, since it uses less digits than its factorization.

38131266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23225.

The product of its digits is 5184, while the sum is 30.

The square root of 38131266 is about 6175.0519026159. The cubic root of 38131266 is about 336.5842125080.

The spelling of 38131266 in words is "thirty-eight million, one hundred thirty-one thousand, two hundred sixty-six".