3536881 has 2 divisors, whose sum is σ = 3536882. Its totient is φ = 3536880.

The previous prime is 3536851. The next prime is 3536899. The reversal of 3536881 is 1886353.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1846881 + 1690000 = 1359^2 + 1300^2 .

It is a cyclic number.

It is not a de Polignac number, because 3536881 - 2⁹ = 3536369 is a prime.

It is a super-2 number, since 2×3536881² = 25019054416322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3536801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1768440 + 1768441.

It is an arithmetic number, because the mean of its divisors is an integer number (1768441).

Almost surely, 2^3536881 is an apocalyptic number.

It is an amenable number.

3536881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3536881 is an equidigital number, since it uses as much as digits as its factorization.

3536881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 34.

The square root of 3536881 is about 1880.6597246711. The cubic root of 3536881 is about 152.3608836123.

The spelling of 3536881 in words is "three million, five hundred thirty-six thousand, eight hundred eighty-one".