3463981 has 2 divisors, whose sum is σ = 3463982. Its totient is φ = 3463980.

The previous prime is 3463939. The next prime is 3464003. The reversal of 3463981 is 1893643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3455881 + 8100 = 1859^2 + 90^2 .

It is an emirp because it is prime and its reverse (1893643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3463981 - 2¹⁵ = 3431213 is a prime.

It is a super-2 number, since 2×3463981² = 23998328736722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3463081) 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, 1731990 + 1731991.

It is an arithmetic number, because the mean of its divisors is an integer number (1731991).

Almost surely, 2^3463981 is an apocalyptic number.

It is an amenable number.

3463981 is a deficient number, since it is larger than the sum of its proper divisors (1).

3463981 is an equidigital number, since it uses as much as digits as its factorization.

3463981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The square root of 3463981 is about 1861.1773155721. The cubic root of 3463981 is about 151.3068188048.

It can be divided in two parts, 3463 and 981, that added together give a palindrome (4444).

The spelling of 3463981 in words is "three million, four hundred sixty-three thousand, nine hundred eighty-one".