38681258 has 16 divisors (see below), whose sum is σ = 72339264. Its totient is φ = 15070560.

The previous prime is 38681257. The next prime is 38681261. The reversal of 38681258 is 85218683.

38681258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (38681257) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 125435 + ... + 125742.

It is an arithmetic number, because the mean of its divisors is an integer number (4521204).

Almost surely, 2^38681258 is an apocalyptic number.

38681258 is a deficient number, since it is larger than the sum of its proper divisors (33658006).

38681258 is a wasteful number, since it uses less digits than its factorization.

38681258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251197.

The product of its digits is 92160, while the sum is 41.

The square root of 38681258 is about 6219.4258577460. The cubic root of 38681258 is about 338.1947513903.

The spelling of 38681258 in words is "thirty-eight million, six hundred eighty-one thousand, two hundred fifty-eight".