538726 has 8 divisors (see below), whose sum is σ = 850680. Its totient is φ = 255168.

The previous prime is 538723. The next prime is 538739. The reversal of 538726 is 627835.

538726 = T₁₀₈ + T₁₀₉ + ... + T₁₆₄.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7051 + ... + 7126.

It is an arithmetic number, because the mean of its divisors is an integer number (106335).

2⁵³⁸⁷²⁶ is an apocalyptic number.

538726 is a deficient number, since it is larger than the sum of its proper divisors (311954).

538726 is a wasteful number, since it uses less digits than its factorization.

538726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14198.

The product of its digits is 10080, while the sum is 31.

The square root of 538726 is about 733.9795637482. The cubic root of 538726 is about 81.3684379203.

The spelling of 538726 in words is "five hundred thirty-eight thousand, seven hundred twenty-six".