3535993 has 2 divisors, whose sum is σ = 3535994. Its totient is φ = 3535992.

The previous prime is 3535981. The next prime is 3536009. The reversal of 3535993 is 3995353.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3069504 + 466489 = 1752^2 + 683^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3535993 is a prime.

It is not a weakly prime, because it can be changed into another prime (3535913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1767996 + 1767997.

It is an arithmetic number, because the mean of its divisors is an integer number (1767997).

Almost surely, 2^3535993 is an apocalyptic number.

It is an amenable number.

3535993 is a deficient number, since it is larger than the sum of its proper divisors (1).

3535993 is an equidigital number, since it uses as much as digits as its factorization.

3535993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54675, while the sum is 37.

The square root of 3535993 is about 1880.4236224851. The cubic root of 3535993 is about 152.3481315303.

The spelling of 3535993 in words is "three million, five hundred thirty-five thousand, nine hundred ninety-three".