25773 has 12 divisors (see below), whose sum is σ = 38304. Its totient is φ = 15400.

The previous prime is 25771. The next prime is 25793. The reversal of 25773 is 37752.

It is not a de Polignac number, because 25773 - 2¹ = 25771 is a prime.

25773 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328 + ... + 398.

It is an arithmetic number, because the mean of its divisors is an integer number (3192).

2²⁵⁷⁷³ is an apocalyptic number.

It is an amenable number.

25773 is a deficient number, since it is larger than the sum of its proper divisors (12531).

25773 is a wasteful number, since it uses less digits than its factorization.

25773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 85 counting only the distinct ones).

The product of its digits is 1470, while the sum is 24.

The square root of 25773 is about 160.5397147126. The cubic root of 25773 is about 29.5384923168.

It can be divided in two parts, 2 and 5773, that added together give a palindrome (5775).

The spelling of 25773 in words is "twenty-five thousand, seven hundred seventy-three".