2124454 has 8 divisors (see below), whose sum is σ = 3193488. Its totient is φ = 1059960.

The previous prime is 2124449. The next prime is 2124457. The reversal of 2124454 is 4544212.

It is a happy number.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 519 + ... + 2125.

It is an arithmetic number, because the mean of its divisors is an integer number (399186).

2^2124454 is an apocalyptic number.

2124454 is a deficient number, since it is larger than the sum of its proper divisors (1069034).

2124454 is a wasteful number, since it uses less digits than its factorization.

2124454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2270.

The product of its digits is 1280, while the sum is 22.

The square root of 2124454 is about 1457.5506852250. The cubic root of 2124454 is about 128.5530674544.

Adding to 2124454 its reverse (4544212), we get a palindrome (6668666).

The spelling of 2124454 in words is "two million, one hundred twenty-four thousand, four hundred fifty-four".