2113430 has 16 divisors (see below), whose sum is σ = 4150224. Its totient is φ = 768480.

The previous prime is 2113421. The next prime is 2113451. The reversal of 2113430 is 343112.

2113430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

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 7 ways as a sum of consecutive naturals, for example, 9497 + ... + 9716.

It is an arithmetic number, because the mean of its divisors is an integer number (259389).

2^2113430 is an apocalyptic number.

2113430 is a deficient number, since it is larger than the sum of its proper divisors (2036794).

2113430 is a wasteful number, since it uses less digits than its factorization.

2113430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19231.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2113430 is about 1453.7640798974. The cubic root of 2113430 is about 128.3303235740.

Adding to 2113430 its reverse (343112), we get a palindrome (2456542).

The spelling of 2113430 in words is "two million, one hundred thirteen thousand, four hundred thirty".