2113400 has 24 divisors (see below), whose sum is σ = 4914120. Its totient is φ = 845280.

The previous prime is 2113399. The next prime is 2113417. The reversal of 2113400 is 43112.

It is a happy number.

2113400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 5084 + ... + 5483.

It is an arithmetic number, because the mean of its divisors is an integer number (204755).

2^2113400 is an apocalyptic number.

2113400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113400 is an abundant number, since it is smaller than the sum of its proper divisors (2800720).

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

2113400 is a wasteful number, since it uses less digits than its factorization.

2113400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10583 (or 10574 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2113400 is about 1453.7537618180. The cubic root of 2113400 is about 128.3297163576.

Adding to 2113400 its reverse (43112), we get a palindrome (2156512).

The spelling of 2113400 in words is "two million, one hundred thirteen thousand, four hundred".