2113424 has 20 divisors (see below), whose sum is σ = 4273536. Its totient is φ = 1010592.

The previous prime is 2113421. The next prime is 2113451. The reversal of 2113424 is 4243112.

It is a super-2 number, since 2×2113424² = 8933122007552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2113421) 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, 2504 + ... + 3239.

2^2113424 is an apocalyptic number.

It is an amenable number.

2113424 is an abundant number, since it is smaller than the sum of its proper divisors (2160112).

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

2113424 is a wasteful number, since it uses less digits than its factorization.

2113424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5774 (or 5768 counting only the distinct ones).

The product of its digits is 192, while the sum is 17.

The square root of 2113424 is about 1453.7620162874. The cubic root of 2113424 is about 128.3302021312.

Adding to 2113424 its reverse (4243112), we get a palindrome (6356536).

The spelling of 2113424 in words is "two million, one hundred thirteen thousand, four hundred twenty-four".