2503928 has 32 divisors (see below), whose sum is σ = 5460960. Its totient is φ = 1054080.

The previous prime is 2503927. The next prime is 2503931. The reversal of 2503928 is 8293052.

2503928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2503928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2503927) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3050 + ... + 3782.

It is an arithmetic number, because the mean of its divisors is an integer number (170655).

2^2503928 is an apocalyptic number.

2503928 is a gapful number since it is divisible by the number (28) 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 2503928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2730480).

2503928 is an abundant number, since it is smaller than the sum of its proper divisors (2957032).

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

2503928 is a wasteful number, since it uses less digits than its factorization.

2503928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807 (or 803 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2503928 is about 1582.3804852184. The cubic root of 2503928 is about 135.7919251838.

The spelling of 2503928 in words is "two million, five hundred three thousand, nine hundred twenty-eight".