2124723 has 8 divisors (see below), whose sum is σ = 2848000. Its totient is φ = 1408968.

The previous prime is 2124679. The next prime is 2124757. The reversal of 2124723 is 3274212.

2124723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2124723 - 2⁶ = 2124659 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 1 + 2¹³ + 4⁷ + 7⁴ + 2²¹ + 3⁴ .

It is a Duffinian number.

2124723 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2124723.

It is not an unprimeable number, because it can be changed into a prime (2124223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1183 + ... + 2376.

It is an arithmetic number, because the mean of its divisors is an integer number (356000).

2^2124723 is an apocalyptic number.

2124723 is a deficient number, since it is larger than the sum of its proper divisors (723277).

2124723 is a wasteful number, since it uses less digits than its factorization.

2124723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761.

The product of its digits is 672, while the sum is 21.

The square root of 2124723 is about 1457.6429603987. The cubic root of 2124723 is about 128.5584930549.

Adding to 2124723 its reverse (3274212), we get a palindrome (5398935).

The spelling of 2124723 in words is "two million, one hundred twenty-four thousand, seven hundred twenty-three".