3704381 has 2 divisors, whose sum is σ = 3704382. Its totient is φ = 3704380.

The previous prime is 3704369. The next prime is 3704387. The reversal of 3704381 is 1834073.

3704381 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., 2402500 + 1301881 = 1550^2 + 1141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3704381 is a prime.

It is a super-2 number, since 2×3704381² = 27444877186322, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3704381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3704387) 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, 1852190 + 1852191.

It is an arithmetic number, because the mean of its divisors is an integer number (1852191).

Almost surely, 2^3704381 is an apocalyptic number.

It is an amenable number.

3704381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3704381 is an equidigital number, since it uses as much as digits as its factorization.

3704381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 3704381 is about 1924.6768559943. The cubic root of 3704381 is about 154.7290584050.

The spelling of 3704381 in words is "three million, seven hundred four thousand, three hundred eighty-one".