533378 has 4 divisors (see below), whose sum is σ = 800070. Its totient is φ = 266688.

The previous prime is 533371. The next prime is 533389. The reversal of 533378 is 873335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 375769 + 157609 = 613^2 + 397^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 533378.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 533378.

It is not an unprimeable number, because it can be changed into a prime (533371) by changing a digit.

533378 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, 133343 + ... + 133346.

2⁵³³³⁷⁸ is an apocalyptic number.

533378 is a deficient number, since it is larger than the sum of its proper divisors (266692).

533378 is a wasteful number, since it uses less digits than its factorization.

533378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266691.

The product of its digits is 7560, while the sum is 29.

The square root of 533378 is about 730.3273238761. The cubic root of 533378 is about 81.0982904752.

The spelling of 533378 in words is "five hundred thirty-three thousand, three hundred seventy-eight".