2124475 has 6 divisors (see below), whose sum is σ = 2634380. Its totient is φ = 1699560.

The previous prime is 2124469. The next prime is 2124491. The reversal of 2124475 is 5744212.

2124475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2124475 - 2³ = 2124467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 84979 = 2124475 / (2 + 1 + 2 + 4 + 4 + 7 + 5).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 42465 + ... + 42514.

2^2124475 is an apocalyptic number.

2124475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2124475 is a deficient number, since it is larger than the sum of its proper divisors (509905).

2124475 is an equidigital number, since it uses as much as digits as its factorization.

2124475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84989 (or 84984 counting only the distinct ones).

The product of its digits is 2240, while the sum is 25.

The square root of 2124475 is about 1457.5578890734. The cubic root of 2124475 is about 128.5534910308.

Adding to 2124475 its reverse (5744212), we get a palindrome (7868687).

The spelling of 2124475 in words is "two million, one hundred twenty-four thousand, four hundred seventy-five".