3696709 has 4 divisors (see below), whose sum is σ = 3700620. Its totient is φ = 3692800.

The previous prime is 3696703. The next prime is 3696713. The reversal of 3696709 is 9076963.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3496900 + 199809 = 1870^2 + 447^2 .

It is a cyclic number.

It is not a de Polignac number, because 3696709 - 2⁹ = 3696197 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3696703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447 + ... + 2755.

It is an arithmetic number, because the mean of its divisors is an integer number (925155).

Almost surely, 2^3696709 is an apocalyptic number.

It is an amenable number.

3696709 is a deficient number, since it is larger than the sum of its proper divisors (3911).

3696709 is a wasteful number, since it uses less digits than its factorization.

3696709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3910.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 3696709 is about 1922.6827611439. The cubic root of 3696709 is about 154.6221667915.

The spelling of 3696709 in words is "three million, six hundred ninety-six thousand, seven hundred nine".