3697961 has 8 divisors (see below), whose sum is σ = 3782880. Its totient is φ = 3614112.

The previous prime is 3697949. The next prime is 3697997. The reversal of 3697961 is 1697963.

It is a happy number.

3697961 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 3697961 - 2¹⁴ = 3681577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3697921) 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, 12926 + ... + 13208.

It is an arithmetic number, because the mean of its divisors is an integer number (472860).

Almost surely, 2^3697961 is an apocalyptic number.

It is an amenable number.

3697961 is a deficient number, since it is larger than the sum of its proper divisors (84919).

3697961 is a wasteful number, since it uses less digits than its factorization.

3697961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535.

The product of its digits is 61236, while the sum is 41.

The square root of 3697961 is about 1923.0083203148. The cubic root of 3697961 is about 154.6396206135.

The spelling of 3697961 in words is "three million, six hundred ninety-seven thousand, nine hundred sixty-one".