3403381 has 2 divisors, whose sum is σ = 3403382. Its totient is φ = 3403380.

The previous prime is 3403339. The next prime is 3403391. The reversal of 3403381 is 1833043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3186225 + 217156 = 1785^2 + 466^2 .

It is a cyclic number.

It is not a de Polignac number, because 3403381 - 2¹⁷ = 3272309 is a prime.

It is a super-2 number, since 2×3403381² = 23166004462322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3403391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701690 + 1701691.

It is an arithmetic number, because the mean of its divisors is an integer number (1701691).

Almost surely, 2^3403381 is an apocalyptic number.

It is an amenable number.

3403381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3403381 is an equidigital number, since it uses as much as digits as its factorization.

3403381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 3403381 is about 1844.8254659994. The cubic root of 3403381 is about 150.4192861613.

It can be divided in two parts, 340 and 3381, that added together give a square (3721 = 61²).

The spelling of 3403381 in words is "three million, four hundred three thousand, three hundred eighty-one".