3758281 has 2 divisors, whose sum is σ = 3758282. Its totient is φ = 3758280.

The previous prime is 3758273. The next prime is 3758297. The reversal of 3758281 is 1828573.

3758281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1960000 + 1798281 = 1400^2 + 1341^2 .

It is a cyclic number.

It is not a de Polignac number, because 3758281 - 2³ = 3758273 is a prime.

It is a super-2 number, since 2×3758281² = 28249352149922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3758221) 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 as a sum of consecutive naturals, namely, 1879140 + 1879141.

It is an arithmetic number, because the mean of its divisors is an integer number (1879141).

Almost surely, 2^3758281 is an apocalyptic number.

It is an amenable number.

3758281 is a deficient number, since it is larger than the sum of its proper divisors (1).

3758281 is an equidigital number, since it uses as much as digits as its factorization.

3758281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 34.

The square root of 3758281 is about 1938.6286390126. The cubic root of 3758281 is about 155.4759011879.

The spelling of 3758281 in words is "three million, seven hundred fifty-eight thousand, two hundred eighty-one".