2512404 has 48 divisors (see below), whose sum is σ = 6677440. Its totient is φ = 816480.

The previous prime is 2512403. The next prime is 2512409. The reversal of 2512404 is 4042152.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2512403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4374 + ... + 4914.

2^2512404 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 2512404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3338720).

2512404 is an abundant number, since it is smaller than the sum of its proper divisors (4165036).

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

2512404 is a wasteful number, since it uses less digits than its factorization.

2512404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597 (or 589 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 2512404 is about 1585.0564658712. The cubic root of 2512404 is about 135.9449748565.

Adding to 2512404 its reverse (4042152), we get a palindrome (6554556).

It can be divided in two parts, 2512 and 404, that added together give a square (2916 = 54²).

The spelling of 2512404 in words is "two million, five hundred twelve thousand, four hundred four".