3608709 has 16 divisors (see below), whose sum is σ = 5487552. Its totient is φ = 2089728.

The previous prime is 3608701. The next prime is 3608713. The reversal of 3608709 is 9078063.

It is a happy number.

It is not a de Polignac number, because 3608709 - 2³ = 3608701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3608709.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3608701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2059 + ... + 3384.

It is an arithmetic number, because the mean of its divisors is an integer number (342972).

Almost surely, 2^3608709 is an apocalyptic number.

3608709 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

3608709 is a deficient number, since it is larger than the sum of its proper divisors (1878843).

3608709 is a wasteful number, since it uses less digits than its factorization.

3608709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5476.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 3608709 is about 1899.6602327785. The cubic root of 3608709 is about 153.3853756342.

The spelling of 3608709 in words is "three million, six hundred eight thousand, seven hundred nine".