537726 has 48 divisors (see below), whose sum is σ = 1313280. Its totient is φ = 146160.

The previous prime is 537709. The next prime is 537739. The reversal of 537726 is 627735.

537726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 5⁵ + 3⁷ + 7 + 7³ + 2¹⁹ + 6⁵ .

It is a Curzon number.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 537693 and 537702.

It is a congruent number.

It is an unprimeable number.

537726 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9085 + ... + 9143.

It is an arithmetic number, because the mean of its divisors is an integer number (27360).

2⁵³⁷⁷²⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (656640).

537726 is an abundant number, since it is smaller than the sum of its proper divisors (775554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

537726 is a wasteful number, since it uses less digits than its factorization.

537726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 102 counting only the distinct ones).

The product of its digits is 8820, while the sum is 30.

The square root of 537726 is about 733.2980294532. The cubic root of 537726 is about 81.3180605262.

Subtracting from 537726 its product of digits (8820), we obtain a triangular number (528906 = T₁₀₂₈).

Subtracting 537726 from its reverse (627735), we obtain a palindrome (90009).

The spelling of 537726 in words is "five hundred thirty-seven thousand, seven hundred twenty-six".