533978 has 8 divisors (see below), whose sum is σ = 804468. Its totient is φ = 265824.

The previous prime is 533971. The next prime is 533989. The reversal of 533978 is 879335.

533978 is nontrivially palindromic in base 7.

It can be written as a sum of positive squares in 2 ways, for example, as 351649 + 182329 = 593^2 + 427^2 .

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

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (533971) 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, 200 + ... + 1052.

2⁵³³⁹⁷⁸ is an apocalyptic number.

533978 is a deficient number, since it is larger than the sum of its proper divisors (270490).

533978 is a wasteful number, since it uses less digits than its factorization.

533978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168.

The product of its digits is 22680, while the sum is 35.

The square root of 533978 is about 730.7379831376. The cubic root of 533978 is about 81.1286883919.

The spelling of 533978 in words is "five hundred thirty-three thousand, nine hundred seventy-eight".