3580961 has 4 divisors (see below), whose sum is σ = 3585300. Its totient is φ = 3576624.

The previous prime is 3580957. The next prime is 3580963. The reversal of 3580961 is 1690853.

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 430336 + 3150625 = 656^2 + 1775^2 .

It is a cyclic number.

It is not a de Polignac number, because 3580961 - 2² = 3580957 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3580963) 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, 506 + ... + 2723.

It is an arithmetic number, because the mean of its divisors is an integer number (896325).

Almost surely, 2^3580961 is an apocalyptic number.

It is an amenable number.

3580961 is a deficient number, since it is larger than the sum of its proper divisors (4339).

3580961 is a wasteful number, since it uses less digits than its factorization.

3580961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4338.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 3580961 is about 1892.3427279433. The cubic root of 3580961 is about 152.9912279420.

The spelling of 3580961 in words is "three million, five hundred eighty thousand, nine hundred sixty-one".