3940837601 has 4 divisors (see below), whose sum is σ = 3940964100. Its totient is φ = 3940711104.

The previous prime is 3940837591. The next prime is 3940837613. The reversal of 3940837601 is 1067380493.

3940837601 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 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 126540001 + 3814297600 = 11249^2 + 61760^2 .

It is a cyclic number.

It is not a de Polignac number, because 3940837601 - 2¹⁰ = 3940836577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3940837661) 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, 20045 + ... + 91013.

It is an arithmetic number, because the mean of its divisors is an integer number (985241025).

Almost surely, 2^3940837601 is an apocalyptic number.

It is an amenable number.

3940837601 is a deficient number, since it is larger than the sum of its proper divisors (126499).

3940837601 is an equidigital number, since it uses as much as digits as its factorization.

3940837601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126498.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 3940837601 is about 62776.0909980862. The cubic root of 3940837601 is about 1579.5359424697.

The spelling of 3940837601 in words is "three billion, nine hundred forty million, eight hundred thirty-seven thousand, six hundred one".