2124251 has 8 divisors (see below), whose sum is σ = 2195424. Its totient is φ = 2054080.

The previous prime is 2124247. The next prime is 2124253. The reversal of 2124251 is 1524212.

2124251 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 a cyclic number.

It is not a de Polignac number, because 2124251 - 2² = 2124247 is a prime.

It is a super-2 number, since 2×2124251² = 9024884622002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2124253) 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, 7946 + ... + 8208.

It is an arithmetic number, because the mean of its divisors is an integer number (274428).

2^2124251 is an apocalyptic number.

2124251 is a deficient number, since it is larger than the sum of its proper divisors (71173).

2124251 is a wasteful number, since it uses less digits than its factorization.

2124251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501.

The product of its digits is 160, while the sum is 17.

The square root of 2124251 is about 1457.4810461889. The cubic root of 2124251 is about 128.5489727390.

Adding to 2124251 its reverse (1524212), we get a palindrome (3648463).

The spelling of 2124251 in words is "two million, one hundred twenty-four thousand, two hundred fifty-one".