2113834 has 4 divisors (see below), whose sum is σ = 3170754. Its totient is φ = 1056916.

The previous prime is 2113823. The next prime is 2113843. The reversal of 2113834 is 4383112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1697809 + 416025 = 1303^2 + 645^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528457 + ... + 528460.

2^2113834 is an apocalyptic number.

2113834 is a deficient number, since it is larger than the sum of its proper divisors (1056920).

2113834 is a wasteful number, since it uses less digits than its factorization.

2113834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056919.

The product of its digits is 576, while the sum is 22.

The square root of 2113834 is about 1453.9030229008. The cubic root of 2113834 is about 128.3385001949.

Adding to 2113834 its reverse (4383112), we get a palindrome (6496946).

The spelling of 2113834 in words is "two million, one hundred thirteen thousand, eight hundred thirty-four".