3608531 has 2 divisors, whose sum is σ = 3608532. Its totient is φ = 3608530.

The previous prime is 3608513. The next prime is 3608543. The reversal of 3608531 is 1358063.

Together with previous prime (3608513) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3608531 - 2¹⁰ = 3607507 is a prime.

It is a super-2 number, since 2×3608531² = 26042991955922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3608531.

It is not a weakly prime, because it can be changed into another prime (3608551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1804265 + 1804266.

It is an arithmetic number, because the mean of its divisors is an integer number (1804266).

Almost surely, 2^3608531 is an apocalyptic number.

3608531 is a deficient number, since it is larger than the sum of its proper divisors (1).

3608531 is an equidigital number, since it uses as much as digits as its factorization.

3608531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 3608531 is about 1899.6133817174. The cubic root of 3608531 is about 153.3828536755.

The spelling of 3608531 in words is "three million, six hundred eight thousand, five hundred thirty-one".