3448981 has 2 divisors, whose sum is σ = 3448982. Its totient is φ = 3448980.

The previous prime is 3448957. The next prime is 3448993. The reversal of 3448981 is 1898443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3006756 + 442225 = 1734^2 + 665^2 .

It is a cyclic number.

It is not a de Polignac number, because 3448981 - 2⁷ = 3448853 is a prime.

It is a super-2 number, since 2×3448981² = 23790939876722, 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 3448981.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3448381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1724490 + 1724491.

It is an arithmetic number, because the mean of its divisors is an integer number (1724491).

Almost surely, 2^3448981 is an apocalyptic number.

It is an amenable number.

3448981 is a deficient number, since it is larger than the sum of its proper divisors (1).

3448981 is an equidigital number, since it uses as much as digits as its factorization.

3448981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 37.

The square root of 3448981 is about 1857.1432362637. The cubic root of 3448981 is about 151.0881026139.

The spelling of 3448981 in words is "three million, four hundred forty-eight thousand, nine hundred eighty-one".