56611329 has 8 divisors (see below), whose sum is σ = 75685632. Its totient is φ = 37638960.

The previous prime is 56611327. The next prime is 56611337. The reversal of 56611329 is 92311665.

It is a happy number.

56611329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 56611329 - 2¹ = 56611327 is a prime.

It is a super-2 number, since 2×56611329² = 6409685142292482, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56611329.

It is not an unprimeable number, because it can be changed into a prime (56611327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24177 + ... + 26414.

It is an arithmetic number, because the mean of its divisors is an integer number (9460704).

Almost surely, 2^56611329 is an apocalyptic number.

It is an amenable number.

56611329 is a deficient number, since it is larger than the sum of its proper divisors (19074303).

56611329 is a wasteful number, since it uses less digits than its factorization.

56611329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50967.

The product of its digits is 9720, while the sum is 33.

The square root of 56611329 is about 7524.0500397060. The cubic root of 56611329 is about 383.9733800449.

The spelling of 56611329 in words is "fifty-six million, six hundred eleven thousand, three hundred twenty-nine".