3404881 has 2 divisors, whose sum is σ = 3404882. Its totient is φ = 3404880.

The previous prime is 3404867. The next prime is 3404887. The reversal of 3404881 is 1884043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2739025 + 665856 = 1655^2 + 816^2 .

It is a cyclic number.

It is not a de Polignac number, because 3404881 - 2²¹ = 1307729 is a prime.

It is a super-2 number, since 2×3404881² = 23186429248322, which contains 22 as substring.

It is a Chen prime.

3404881 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3404887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702440 + 1702441.

It is an arithmetic number, because the mean of its divisors is an integer number (1702441).

Almost surely, 2^3404881 is an apocalyptic number.

It is an amenable number.

3404881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3404881 is an equidigital number, since it uses as much as digits as its factorization.

3404881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 3404881 is about 1845.2319637379. The cubic root of 3404881 is about 150.4413814238.

The spelling of 3404881 in words is "three million, four hundred four thousand, eight hundred eighty-one".