3287761 has 2 divisors, whose sum is σ = 3287762. Its totient is φ = 3287760.

The previous prime is 3287747. The next prime is 3287771. The reversal of 3287761 is 1677823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2873025 + 414736 = 1695^2 + 644^2 .

It is a cyclic number.

It is not a de Polignac number, because 3287761 - 2¹¹ = 3285713 is a prime.

It is not a weakly prime, because it can be changed into another prime (3287771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1643880 + 1643881.

It is an arithmetic number, because the mean of its divisors is an integer number (1643881).

Almost surely, 2^3287761 is an apocalyptic number.

It is an amenable number.

3287761 is a deficient number, since it is larger than the sum of its proper divisors (1).

3287761 is an equidigital number, since it uses as much as digits as its factorization.

3287761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 34.

The square root of 3287761 is about 1813.2184093484. The cubic root of 3287761 is about 148.6962718182.

The spelling of 3287761 in words is "three million, two hundred eighty-seven thousand, seven hundred sixty-one".