50769 has 6 divisors (see below), whose sum is σ = 73346. Its totient is φ = 33840.

The previous prime is 50767. The next prime is 50773. The reversal of 50769 is 96705.

It can be written as a sum of positive squares in only one way, i.e., 50625 + 144 = 225^2 + 12^2 .

It is not a de Polignac number, because 50769 - 2¹ = 50767 is a prime.

It is a super-2 number, since 2×50769² = 5154982722, which contains 22 as substring.

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

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (50767) 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 5 ways as a sum of consecutive naturals, for example, 2812 + ... + 2829.

2⁵⁰⁷⁶⁹ is an apocalyptic number.

It is an amenable number.

50769 is a deficient number, since it is larger than the sum of its proper divisors (22577).

50769 is a wasteful number, since it uses less digits than its factorization.

50769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5647 (or 5644 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 50769 is about 225.3197727675. The cubic root of 50769 is about 37.0282229273.

It can be divided in two parts, 507 and 69, that added together give a square (576 = 24²).

The spelling of 50769 in words is "fifty thousand, seven hundred sixty-nine".