2503900 has 72 divisors (see below), whose sum is σ = 6423200. Its totient is φ = 846720.

The previous prime is 2503883. The next prime is 2503909. The reversal of 2503900 is 93052.

2503900 = 148² + 149² + ... + 220².

2503900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

2503900 is a Rhonda number in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2503909) 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 23 ways as a sum of consecutive naturals, for example, 34264 + ... + 34336.

2^2503900 is an apocalyptic number.

2503900 is a gapful number since it is divisible by the number (20) 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 2503900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3211600).

2503900 is an abundant number, since it is smaller than the sum of its proper divisors (3919300).

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

2503900 is a wasteful number, since it uses less digits than its factorization.

2503900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 2503900 is about 1582.3716377640. The cubic root of 2503900 is about 135.7914190206.

Adding to 2503900 its reverse (93052), we get a palindrome (2596952).

It can be divided in two parts, 2503 and 900, that added together give a triangular number (3403 = T₈₂).

The spelling of 2503900 in words is "two million, five hundred three thousand, nine hundred".