52478 has 8 divisors (see below), whose sum is σ = 82920. Its totient is φ = 24840.

The previous prime is 52457. The next prime is 52489. The reversal of 52478 is 87425.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653 + ... + 728.

It is an arithmetic number, because the mean of its divisors is an integer number (10365).

2⁵²⁴⁷⁸ is an apocalyptic number.

52478 is a deficient number, since it is larger than the sum of its proper divisors (30442).

52478 is a wasteful number, since it uses less digits than its factorization.

52478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402.

The product of its digits is 2240, while the sum is 26.

The square root of 52478 is about 229.0807717815. The cubic root of 52478 is about 37.4391308818.

The spelling of 52478 in words is "fifty-two thousand, four hundred seventy-eight".