928403 has 6 divisors (see below), whose sum is σ = 1080036. Its totient is φ = 795732.

The previous prime is 928399. The next prime is 928409. The reversal of 928403 is 304829.

928403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 928403 - 2² = 928399 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 928403.

It is not an unprimeable number, because it can be changed into a prime (928409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9425 + ... + 9522.

It is an arithmetic number, because the mean of its divisors is an integer number (180006).

2⁹²⁸⁴⁰³ is an apocalyptic number.

928403 is a deficient number, since it is larger than the sum of its proper divisors (151633).

928403 is a wasteful number, since it uses less digits than its factorization.

928403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18961 (or 18954 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 928403 is about 963.5367144017. The cubic root of 928403 is about 97.5540966507.

It can be divided in two parts, 928 and 403, that added together give a palindrome (1331).

The spelling of 928403 in words is "nine hundred twenty-eight thousand, four hundred three".