54722 has 4 divisors (see below), whose sum is σ = 82086. Its totient is φ = 27360.

The previous prime is 54721. The next prime is 54727. The reversal of 54722 is 22745.

54722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22745 = 5 ⋅4549.

It can be written as a sum of positive squares in only one way, i.e., 44521 + 10201 = 211^2 + 101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 54694 and 54703.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 54722.

It is not an unprimeable number, because it can be changed into a prime (54721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13679 + ... + 13682.

2⁵⁴⁷²² is an apocalyptic number.

54722 is a deficient number, since it is larger than the sum of its proper divisors (27364).

54722 is a wasteful number, since it uses less digits than its factorization.

54722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27363.

The product of its digits is 560, while the sum is 20.

The square root of 54722 is about 233.9273391462. The cubic root of 54722 is about 37.9653423616.

The spelling of 54722 in words is "fifty-four thousand, seven hundred twenty-two".