56769 has 8 divisors (see below), whose sum is σ = 76800. Its totient is φ = 37296.

The previous prime is 56767. The next prime is 56773. The reversal of 56769 is 96765.

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

It is not a de Polignac number, because 56769 - 2¹ = 56767 is a prime.

It is a super-2 number, since 2×56769² = 6445438722, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307 + ... + 455.

It is an arithmetic number, because the mean of its divisors is an integer number (9600).

2⁵⁶⁷⁶⁹ is an apocalyptic number.

It is an amenable number.

56769 is a deficient number, since it is larger than the sum of its proper divisors (20031).

56769 is a wasteful number, since it uses less digits than its factorization.

56769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279.

The product of its digits is 11340, while the sum is 33.

The square root of 56769 is about 238.2624603247. The cubic root of 56769 is about 38.4329524001.

It can be divided in two parts, 567 and 69, that added together give a palindrome (636).

The spelling of 56769 in words is "fifty-six thousand, seven hundred sixty-nine".