532478 has 4 divisors (see below), whose sum is σ = 798720. Its totient is φ = 266238.

The previous prime is 532453. The next prime is 532489. The reversal of 532478 is 874235.

It is a happy number.

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

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 532478.

It is a congruent number.

It is an unprimeable number.

532478 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133118 + ... + 133121.

It is an arithmetic number, because the mean of its divisors is an integer number (199680).

2⁵³²⁴⁷⁸ is an apocalyptic number.

532478 is a deficient number, since it is larger than the sum of its proper divisors (266242).

532478 is a wasteful number, since it uses less digits than its factorization.

532478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266241.

The product of its digits is 6720, while the sum is 29.

The square root of 532478 is about 729.7109016590. The cubic root of 532478 is about 81.0526508272.

The spelling of 532478 in words is "five hundred thirty-two thousand, four hundred seventy-eight".