2503040 has 32 divisors (see below), whose sum is σ = 5985360. Its totient is φ = 1000960.

The previous prime is 2503037. The next prime is 2503069. The reversal of 2503040 is 403052.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1316 + ... + 2595.

2^2503040 is an apocalyptic number.

2503040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2503040 is an abundant number, since it is smaller than the sum of its proper divisors (3482320).

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

2503040 is an equidigital number, since it uses as much as digits as its factorization.

2503040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3930 (or 3918 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 2503040 is about 1582.0998704254. The cubic root of 2503040 is about 135.7758707435.

Adding to 2503040 its reverse (403052), we get a palindrome (2906092).

The spelling of 2503040 in words is "two million, five hundred three thousand, forty".