5906561 has 8 divisors (see below), whose sum is σ = 6251904. Its totient is φ = 5568640.

The previous prime is 5906557. The next prime is 5906603. The reversal of 5906561 is 1656095.

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 5906561 - 2² = 5906557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5906261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176 + ... + 3441.

It is an arithmetic number, because the mean of its divisors is an integer number (781488).

Almost surely, 2^5906561 is an apocalyptic number.

It is an amenable number.

5906561 is a deficient number, since it is larger than the sum of its proper divisors (345343).

5906561 is a wasteful number, since it uses less digits than its factorization.

5906561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 5906561 is about 2430.3417455165. The cubic root of 5906561 is about 180.7638424738.

The spelling of 5906561 in words is "five million, nine hundred six thousand, five hundred sixty-one".