3245761 has 2 divisors, whose sum is σ = 3245762. Its totient is φ = 3245760.

The previous prime is 3245747. The next prime is 3245771. The reversal of 3245761 is 1675423.

It is the 736-th star number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3186225 + 59536 = 1785^2 + 244^2 .

It is a cyclic number.

It is not a de Polignac number, because 3245761 - 2⁵ = 3245729 is a prime.

3245761 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3245701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1622880 + 1622881.

It is an arithmetic number, because the mean of its divisors is an integer number (1622881).

Almost surely, 2^3245761 is an apocalyptic number.

It is an amenable number.

3245761 is a deficient number, since it is larger than the sum of its proper divisors (1).

3245761 is an equidigital number, since it uses as much as digits as its factorization.

3245761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 28.

The square root of 3245761 is about 1801.5995670515. The cubic root of 3245761 is about 148.0603752940.

The spelling of 3245761 in words is "three million, two hundred forty-five thousand, seven hundred sixty-one".