3697841 has 4 divisors (see below), whose sum is σ = 4226112. Its totient is φ = 3169572.

The previous prime is 3697787. The next prime is 3697843. The reversal of 3697841 is 1487963.

3697841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3697841 - 2⁶ = 3697777 is a prime.

It is a super-2 number, since 2×3697841² = 27348056122562, which contains 22 as substring.

It is a pancake number, because a pancake can be divided into 3697841 parts by 2719 straight cuts.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3697795 and 3697804.

It is not an unprimeable number, because it can be changed into a prime (3697843) 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 3 ways as a sum of consecutive naturals, for example, 264125 + ... + 264138.

It is an arithmetic number, because the mean of its divisors is an integer number (1056528).

Almost surely, 2^3697841 is an apocalyptic number.

It is an amenable number.

3697841 is a deficient number, since it is larger than the sum of its proper divisors (528271).

3697841 is an equidigital number, since it uses as much as digits as its factorization.

3697841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528270.

The product of its digits is 36288, while the sum is 38.

The square root of 3697841 is about 1922.9771189486. The cubic root of 3697841 is about 154.6379478939.

The spelling of 3697841 in words is "three million, six hundred ninety-seven thousand, eight hundred forty-one".