2124174 has 32 divisors (see below), whose sum is σ = 4634784. Its totient is φ = 645120.

The previous prime is 2124173. The next prime is 2124191. The reversal of 2124174 is 4714212.

It is a happy number.

It is a Smith number, since the sum of its digits (21) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 2124174.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124173) 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, 8694 + ... + 8934.

It is an arithmetic number, because the mean of its divisors is an integer number (144837).

2^2124174 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2124174, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2317392).

2124174 is an abundant number, since it is smaller than the sum of its proper divisors (2510610).

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

2124174 is a wasteful number, since it uses less digits than its factorization.

2124174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372.

The product of its digits is 448, while the sum is 21.

The square root of 2124174 is about 1457.4546305117. The cubic root of 2124174 is about 128.5474195028.

Adding to 2124174 its reverse (4714212), we get a palindrome (6838386).

The spelling of 2124174 in words is "two million, one hundred twenty-four thousand, one hundred seventy-four".