3701381 has 2 divisors, whose sum is σ = 3701382. Its totient is φ = 3701380.

The previous prime is 3701377. The next prime is 3701417. The reversal of 3701381 is 1831073.

It is a happy number.

3701381 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., 1985281 + 1716100 = 1409^2 + 1310^2 .

It is a cyclic number.

It is not a de Polignac number, because 3701381 - 2² = 3701377 is a prime.

It is a super-2 number, since 2×3701381² = 27400442614322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3701351) 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, 1850690 + 1850691.

It is an arithmetic number, because the mean of its divisors is an integer number (1850691).

Almost surely, 2^3701381 is an apocalyptic number.

It is an amenable number.

3701381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3701381 is an equidigital number, since it uses as much as digits as its factorization.

3701381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 3701381 is about 1923.8973465339. The cubic root of 3701381 is about 154.6872779169.

The spelling of 3701381 in words is "three million, seven hundred one thousand, three hundred eighty-one".