56541686 has 8 divisors (see below), whose sum is σ = 84939840. Its totient is φ = 28228408.

The previous prime is 56541649. The next prime is 56541707. The reversal of 56541686 is 68614565.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19526 + ... + 22233.

It is an arithmetic number, because the mean of its divisors is an integer number (10617480).

Almost surely, 2^56541686 is an apocalyptic number.

56541686 is a deficient number, since it is larger than the sum of its proper divisors (28398154).

56541686 is a wasteful number, since it uses less digits than its factorization.

56541686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42438.

The product of its digits is 172800, while the sum is 41.

The square root of 56541686 is about 7519.4205893805. The cubic root of 56541686 is about 383.8158613311.

The spelling of 56541686 in words is "fifty-six million, five hundred forty-one thousand, six hundred eighty-six".