3697939 has 8 divisors (see below), whose sum is σ = 4237920. Its totient is φ = 3160896.

The previous prime is 3697933. The next prime is 3697949. The reversal of 3697939 is 9397963.

3697939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3697939 - 2⁵ = 3697907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3697933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4167 + ... + 4975.

It is an arithmetic number, because the mean of its divisors is an integer number (529740).

Almost surely, 2^3697939 is an apocalyptic number.

3697939 is a deficient number, since it is larger than the sum of its proper divisors (539981).

3697939 is an equidigital number, since it uses as much as digits as its factorization.

3697939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469.

The product of its digits is 275562, while the sum is 46.

The square root of 3697939 is about 1923.0026001022. The cubic root of 3697939 is about 154.6393139510.

The spelling of 3697939 in words is "three million, six hundred ninety-seven thousand, nine hundred thirty-nine".