3260261 has 2 divisors, whose sum is σ = 3260262. Its totient is φ = 3260260.

The previous prime is 3260237. The next prime is 3260263. The reversal of 3260261 is 1620623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2869636 + 390625 = 1694^2 + 625^2 .

It is a cyclic number.

It is not a de Polignac number, because 3260261 - 2¹⁰ = 3259237 is a prime.

Together with 3260263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3260263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630130 + 1630131.

It is an arithmetic number, because the mean of its divisors is an integer number (1630131).

Almost surely, 2^3260261 is an apocalyptic number.

It is an amenable number.

3260261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3260261 is an equidigital number, since it uses as much as digits as its factorization.

3260261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3260261 is about 1805.6192843454. The cubic root of 3260261 is about 148.2805277117.

Adding to 3260261 its reverse (1620623), we get a palindrome (4880884).

It can be divided in two parts, 3260 and 261, that multiplied together give a triangular number (850860 = T₁₃₀₄).

The spelling of 3260261 in words is "three million, two hundred sixty thousand, two hundred sixty-one".