264928 has 24 divisors (see below), whose sum is σ = 553392. Its totient is φ = 124416.

The previous prime is 264919. The next prime is 264931. The reversal of 264928 is 829462.

It is a self number, because there is not a number n which added to its sum of digits gives 264928.

It is a congruent number.

It is an unprimeable number.

264928 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 in 3 ways as a sum of consecutive naturals, for example, 301 + ... + 787.

It is an arithmetic number, because the mean of its divisors is an integer number (23058).

2²⁶⁴⁹²⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276696).

264928 is an abundant number, since it is smaller than the sum of its proper divisors (288464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264928 is a wasteful number, since it uses less digits than its factorization.

264928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514 (or 506 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 264928 is about 514.7115697165. The cubic root of 264928 is about 64.2257651587.

The spelling of 264928 in words is "two hundred sixty-four thousand, nine hundred twenty-eight".