2504704 has 24 divisors (see below), whose sum is σ = 5012280. Its totient is φ = 1251328.

The previous prime is 2504693. The next prime is 2504717. The reversal of 2504704 is 4074052.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1437 + ... + 2659.

It is an arithmetic number, because the mean of its divisors is an integer number (208845).

2^2504704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2504704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2506140).

2504704 is an abundant number, since it is smaller than the sum of its proper divisors (2507576).

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

2504704 is an equidigital number, since it uses as much as digits as its factorization.

2504704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245 (or 1225 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 2504704 is about 1582.6256664164. The cubic root of 2504704 is about 135.8059516321.

Adding to 2504704 its reverse (4074052), we get a palindrome (6578756).

The spelling of 2504704 in words is "two million, five hundred four thousand, seven hundred four".