3960961 has 4 divisors (see below), whose sum is σ = 4068052. Its totient is φ = 3853872.

The previous prime is 3960959. The next prime is 3960967. The reversal of 3960961 is 1690693.

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 3352561 + 608400 = 1831^2 + 780^2 .

It is a cyclic number.

It is not a de Polignac number, because 3960961 - 2¹ = 3960959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3960967) 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, 53490 + ... + 53563.

It is an arithmetic number, because the mean of its divisors is an integer number (1017013).

Almost surely, 2^3960961 is an apocalyptic number.

It is an amenable number.

3960961 is a deficient number, since it is larger than the sum of its proper divisors (107091).

3960961 is a wasteful number, since it uses less digits than its factorization.

3960961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107090.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 3960961 is about 1990.2163199009. The cubic root of 3960961 is about 158.2219947331.

The spelling of 3960961 in words is "three million, nine hundred sixty thousand, nine hundred sixty-one".