3287533 has 2 divisors, whose sum is σ = 3287534. Its totient is φ = 3287532.

The previous prime is 3287521. The next prime is 3287563. The reversal of 3287533 is 3357823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2490084 + 797449 = 1578^2 + 893^2 .

It is a cyclic number.

It is not a de Polignac number, because 3287533 - 2²¹ = 1190381 is a prime.

3287533 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3287495 and 3287504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3287563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1643766 + 1643767.

It is an arithmetic number, because the mean of its divisors is an integer number (1643767).

Almost surely, 2^3287533 is an apocalyptic number.

It is an amenable number.

3287533 is a deficient number, since it is larger than the sum of its proper divisors (1).

3287533 is an equidigital number, since it uses as much as digits as its factorization.

3287533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 31.

The square root of 3287533 is about 1813.1555366267. The cubic root of 3287533 is about 148.6928344704.

The spelling of 3287533 in words is "three million, two hundred eighty-seven thousand, five hundred thirty-three".