2503004 has 12 divisors (see below), whose sum is σ = 5006064. Its totient is φ = 1072704.

The previous prime is 2503001. The next prime is 2503027. The reversal of 2503004 is 4003052.

2503004 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a self number, because there is not a number n which added to its sum of digits gives 2503004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2503001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44669 + ... + 44724.

It is an arithmetic number, because the mean of its divisors is an integer number (417172).

2^2503004 is an apocalyptic number.

It is an amenable number.

2503004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2503004 is a wasteful number, since it uses less digits than its factorization.

2503004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89404 (or 89402 counting only the distinct ones).

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

The square root of 2503004 is about 1582.0884931002. The cubic root of 2503004 is about 135.7752198078.

Adding to 2503004 its reverse (4003052), we get a palindrome (6506056).

The spelling of 2503004 in words is "two million, five hundred three thousand, four".