533138 has 8 divisors (see below), whose sum is σ = 825600. Its totient is φ = 257940.

The previous prime is 533129. The next prime is 533149. The reversal of 533138 is 831335.

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

It is a super-2 number, since 2×533138² = 568472254088, which contains 22 as substring.

It is a plaindrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 533138.

It is an unprimeable number.

533138 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 3 ways as a sum of consecutive naturals, for example, 4238 + ... + 4361.

It is an arithmetic number, because the mean of its divisors is an integer number (103200).

2⁵³³¹³⁸ is an apocalyptic number.

533138 is a deficient number, since it is larger than the sum of its proper divisors (292462).

533138 is a wasteful number, since it uses less digits than its factorization.

533138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8632.

The product of its digits is 1080, while the sum is 23.

The square root of 533138 is about 730.1629955017. The cubic root of 533138 is about 81.0861249255.

The spelling of 533138 in words is "five hundred thirty-three thousand, one hundred thirty-eight".