53726 has 4 divisors (see below), whose sum is σ = 80592. Its totient is φ = 26862.

The previous prime is 53719. The next prime is 53731. The reversal of 53726 is 62735.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62735 = 5 ⋅12547.

It is a Curzon number.

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 53726.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13430 + ... + 13433.

It is an arithmetic number, because the mean of its divisors is an integer number (20148).

2⁵³⁷²⁶ is an apocalyptic number.

53726 is a deficient number, since it is larger than the sum of its proper divisors (26866).

53726 is a wasteful number, since it uses less digits than its factorization.

53726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26865.

The product of its digits is 1260, while the sum is 23.

The square root of 53726 is about 231.7886968771. The cubic root of 53726 is about 37.7335937363.

Subtracting 53726 from its reverse (62735), we obtain a palindrome (9009).

The spelling of 53726 in words is "fifty-three thousand, seven hundred twenty-six".