3394381 has 2 divisors, whose sum is σ = 3394382. Its totient is φ = 3394380.

The previous prime is 3394379. The next prime is 3394403. The reversal of 3394381 is 1834933.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3118756 + 275625 = 1766^2 + 525^2 .

It is a cyclic number.

It is not a de Polignac number, because 3394381 - 2¹ = 3394379 is a prime.

It is a super-2 number, since 2×3394381² = 23043644746322, which contains 22 as substring.

Together with 3394379, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3394301) 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 as a sum of consecutive naturals, namely, 1697190 + 1697191.

It is an arithmetic number, because the mean of its divisors is an integer number (1697191).

Almost surely, 2^3394381 is an apocalyptic number.

It is an amenable number.

3394381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3394381 is an equidigital number, since it uses as much as digits as its factorization.

3394381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 3394381 is about 1842.3845961145. The cubic root of 3394381 is about 150.2865780640.

It can be divided in two parts, 3 and 394381, that added together give a square (394384 = 628²).

The spelling of 3394381 in words is "three million, three hundred ninety-four thousand, three hundred eighty-one".