538066 has 8 divisors (see below), whose sum is σ = 835020. Its totient is φ = 259728.

The previous prime is 538051. The next prime is 538073. The reversal of 538066 is 660835.

It can be written as a sum of positive squares in 2 ways, for example, as 519841 + 18225 = 721^2 + 135^2 .

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

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4581 + ... + 4696.

2⁵³⁸⁰⁶⁶ is an apocalyptic number.

538066 is a deficient number, since it is larger than the sum of its proper divisors (296954).

538066 is a wasteful number, since it uses less digits than its factorization.

538066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9308.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 538066 is about 733.5298221613. The cubic root of 538066 is about 81.3351958426.

The spelling of 538066 in words is "five hundred thirty-eight thousand, sixty-six".