3608239 has 2 divisors, whose sum is σ = 3608240. Its totient is φ = 3608238.

The previous prime is 3608221. The next prime is 3608249. The reversal of 3608239 is 9328063.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3608239 - 2⁵ = 3608207 is a prime.

It is a super-2 number, since 2×3608239² = 26038777362242, 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 3608239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3608219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1804119 + 1804120.

It is an arithmetic number, because the mean of its divisors is an integer number (1804120).

Almost surely, 2^3608239 is an apocalyptic number.

3608239 is a deficient number, since it is larger than the sum of its proper divisors (1).

3608239 is an equidigital number, since it uses as much as digits as its factorization.

3608239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 3608239 is about 1899.5365224180. The cubic root of 3608239 is about 153.3787163500.

The spelling of 3608239 in words is "three million, six hundred eight thousand, two hundred thirty-nine".