2124458 has 16 divisors (see below), whose sum is σ = 3727680. Its totient is φ = 889056.

The previous prime is 2124457. The next prime is 2124467. The reversal of 2124458 is 8544212.

It is a happy number.

It is a Curzon number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2124457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1163 + ... + 2366.

It is an arithmetic number, because the mean of its divisors is an integer number (232980).

2^2124458 is an apocalyptic number.

2124458 is a deficient number, since it is larger than the sum of its proper divisors (1603222).

2124458 is a wasteful number, since it uses less digits than its factorization.

2124458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3581.

The product of its digits is 2560, while the sum is 26.

The square root of 2124458 is about 1457.5520573894. The cubic root of 2124458 is about 128.5531481359.

The spelling of 2124458 in words is "two million, one hundred twenty-four thousand, four hundred fifty-eight".