4928256 has 144 divisors (see below), whose sum is σ = 15697920. Its totient is φ = 1520640.

The previous prime is 4928237. The next prime is 4928267. The reversal of 4928256 is 6528294.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4928256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158961 + ... + 158991.

Almost surely, 2^4928256 is an apocalyptic number.

4928256 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4928256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7848960).

4928256 is an abundant number, since it is smaller than the sum of its proper divisors (10769664).

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

4928256 is a wasteful number, since it uses less digits than its factorization.

4928256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79 (or 59 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 4928256 is about 2219.9675673307. The cubic root of 4928256 is about 170.1757812693.

It can be divided in two parts, 4928 and 256, that added together give a square (5184 = 72²).

The spelling of 4928256 in words is "four million, nine hundred twenty-eight thousand, two hundred fifty-six".