2124504 has 48 divisors (see below), whose sum is σ = 6060600. Its totient is φ = 670464.

The previous prime is 2124491. The next prime is 2124509. The reversal of 2124504 is 4054212.

2124504 is a `hidden beast` number, since 212 + 450 + 4 = 666.

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 (2124509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 592 + ... + 2144.

2^2124504 is an apocalyptic number.

2124504 is a gapful number since it is divisible by the number (24) 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 2124504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3030300).

2124504 is an abundant number, since it is smaller than the sum of its proper divisors (3936096).

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

2124504 is a wasteful number, since it uses less digits than its factorization.

2124504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584 (or 1577 counting only the distinct ones).

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

The square root of 2124504 is about 1457.5678371863. The cubic root of 2124504 is about 128.5540759650.

Adding to 2124504 its reverse (4054212), we get a palindrome (6178716).

It can be divided in two parts, 2124 and 504, that added together give a triangular number (2628 = T₇₂).

The spelling of 2124504 in words is "two million, one hundred twenty-four thousand, five hundred four".