3960413 has 4 divisors (see below), whose sum is σ = 4001340. Its totient is φ = 3919488.

The previous prime is 3960403. The next prime is 3960419. The reversal of 3960413 is 3140693.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3232804 + 727609 = 1798^2 + 853^2 .

It is a cyclic number.

It is not a de Polignac number, because 3960413 - 2²⁰ = 2911837 is a prime.

It is a super-2 number, since 2×3960413² = 31369742261138, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3960419) 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, 20318 + ... + 20511.

It is an arithmetic number, because the mean of its divisors is an integer number (1000335).

Almost surely, 2^3960413 is an apocalyptic number.

It is an amenable number.

3960413 is a deficient number, since it is larger than the sum of its proper divisors (40927).

3960413 is an equidigital number, since it uses as much as digits as its factorization.

3960413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40926.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 3960413 is about 1990.0786416622. The cubic root of 3960413 is about 158.2146977117.

The spelling of 3960413 in words is "three million, nine hundred sixty thousand, four hundred thirteen".