3303961 has 2 divisors, whose sum is σ = 3303962. Its totient is φ = 3303960.

The previous prime is 3303953. The next prime is 3303977. The reversal of 3303961 is 1693033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2785561 + 518400 = 1669^2 + 720^2 .

It is a cyclic number.

It is not a de Polignac number, because 3303961 - 2³ = 3303953 is a prime.

It is not a weakly prime, because it can be changed into another prime (3303161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1651980 + 1651981.

It is an arithmetic number, because the mean of its divisors is an integer number (1651981).

Almost surely, 2^3303961 is an apocalyptic number.

It is an amenable number.

3303961 is a deficient number, since it is larger than the sum of its proper divisors (1).

3303961 is an equidigital number, since it uses as much as digits as its factorization.

3303961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 25.

The square root of 3303961 is about 1817.6801148717. The cubic root of 3303961 is about 148.9400987389.

Adding to 3303961 its reverse (1693033), we get a palindrome (4996994).

The spelling of 3303961 in words is "three million, three hundred three thousand, nine hundred sixty-one".