533778 has 32 divisors (see below), whose sum is σ = 1244160. Its totient is φ = 149520.

The previous prime is 533777. The next prime is 533801. The reversal of 533778 is 877335.

It is a Curzon number.

It is a nialpdrome in base 14.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 533778.

It is not an unprimeable number, because it can be changed into a prime (533777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2893 + ... + 3071.

It is an arithmetic number, because the mean of its divisors is an integer number (38880).

2⁵³³⁷⁷⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 533778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622080).

533778 is an abundant number, since it is smaller than the sum of its proper divisors (710382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

533778 is a wasteful number, since it uses less digits than its factorization.

533778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262.

The product of its digits is 17640, while the sum is 33.

The square root of 533778 is about 730.6011223643. The cubic root of 533778 is about 81.1185582843.

The spelling of 533778 in words is "five hundred thirty-three thousand, seven hundred seventy-eight".