533678 has 4 divisors (see below), whose sum is σ = 800520. Its totient is φ = 266838.

The previous prime is 533671. The next prime is 533693. The reversal of 533678 is 876335.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 876335 = 5 ⋅175267.

It is a d-powerful number, because it can be written as 5 + 3⁴ + 6⁴ + 3¹² + 7³ + 8³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533671) by changing a digit.

533678 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 as a sum of consecutive naturals, namely, 133418 + ... + 133421.

It is an arithmetic number, because the mean of its divisors is an integer number (200130).

2⁵³³⁶⁷⁸ is an apocalyptic number.

533678 is a deficient number, since it is larger than the sum of its proper divisors (266842).

533678 is a wasteful number, since it uses less digits than its factorization.

533678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266841.

The product of its digits is 15120, while the sum is 32.

The square root of 533678 is about 730.5326823627. The cubic root of 533678 is about 81.1134922815.

The spelling of 533678 in words is "five hundred thirty-three thousand, six hundred seventy-eight".