928478 has 8 divisors (see below), whose sum is σ = 1430472. Its totient is φ = 451656.

The previous prime is 928471. The next prime is 928513. The reversal of 928478 is 874829.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 928478.

It is not an unprimeable number, because it can be changed into a prime (928471) 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, 6200 + ... + 6347.

It is an arithmetic number, because the mean of its divisors is an integer number (178809).

2⁹²⁸⁴⁷⁸ is an apocalyptic number.

928478 is a deficient number, since it is larger than the sum of its proper divisors (501994).

928478 is a wasteful number, since it uses less digits than its factorization.

928478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12586.

The product of its digits is 32256, while the sum is 38.

The square root of 928478 is about 963.5756327347. The cubic root of 928478 is about 97.5567235129.

The spelling of 928478 in words is "nine hundred twenty-eight thousand, four hundred seventy-eight".