3437381 has 2 divisors, whose sum is σ = 3437382. Its totient is φ = 3437380.

The previous prime is 3437363. The next prime is 3437387. The reversal of 3437381 is 1837343.

3437381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2149156 + 1288225 = 1466^2 + 1135^2 .

It is a cyclic number.

It is not a de Polignac number, because 3437381 - 2¹⁰ = 3436357 is a prime.

It is a super-2 number, since 2×3437381² = 23631176278322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3437387) 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, 1718690 + 1718691.

It is an arithmetic number, because the mean of its divisors is an integer number (1718691).

Almost surely, 2^3437381 is an apocalyptic number.

It is an amenable number.

3437381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3437381 is an equidigital number, since it uses as much as digits as its factorization.

3437381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 29.

The square root of 3437381 is about 1854.0175295827. The cubic root of 3437381 is about 150.9185268714.

The spelling of 3437381 in words is "three million, four hundred thirty-seven thousand, three hundred eighty-one".