3361905 has 24 divisors (see below), whose sum is σ = 6045312. Its totient is φ = 1792368.

The previous prime is 3361901. The next prime is 3361907. The reversal of 3361905 is 5091633.

3361905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3361905 - 2² = 3361901 is a prime.

It is a super-2 number, since 2×3361905² = 22604810458050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

3361905 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3361901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 169 + ... + 2598.

It is an arithmetic number, because the mean of its divisors is an integer number (251888).

Almost surely, 2^3361905 is an apocalyptic number.

It is an amenable number.

3361905 is a deficient number, since it is larger than the sum of its proper divisors (2683407).

3361905 is an equidigital number, since it uses as much as digits as its factorization.

3361905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787 (or 2775 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 3361905 is about 1833.5498357012. The cubic root of 3361905 is about 149.8057485511.

The spelling of 3361905 in words is "three million, three hundred sixty-one thousand, nine hundred five".