2108424 has 32 divisors (see below), whose sum is σ = 5364000. Its totient is φ = 690432.

The previous prime is 2108401. The next prime is 2108429. The reversal of 2108424 is 4248012.

2108424 = T₉₄ + T₉₅ + ... + T₂₃₇.

It is a self number, because there is not a number n which added to its sum of digits gives 2108424.

It is not an unprimeable number, because it can be changed into a prime (2108429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672 + ... + 2160.

It is an arithmetic number, because the mean of its divisors is an integer number (167625).

2^2108424 is an apocalyptic number.

2108424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2108424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2682000).

2108424 is an abundant number, since it is smaller than the sum of its proper divisors (3255576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2108424 is a wasteful number, since it uses less digits than its factorization.

2108424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557 (or 1553 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 2108424 is about 1452.0413217261. The cubic root of 2108424 is about 128.2289197747.

The spelling of 2108424 in words is "two million, one hundred eight thousand, four hundred twenty-four".