2143338 has 16 divisors (see below), whose sum is σ = 4309536. Its totient is φ = 710640.

The previous prime is 2143331. The next prime is 2143369. The reversal of 2143338 is 8333412.

It is a d-powerful number, because it can be written as 2 + 1 + 4⁴ + 3⁸ + 3⁹ + 3⁹ + 8⁷ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2143331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420 + ... + 2112.

It is an arithmetic number, because the mean of its divisors is an integer number (269346).

2^2143338 is an apocalyptic number.

2143338 is an abundant number, since it is smaller than the sum of its proper divisors (2166198).

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

2143338 is a wasteful number, since it uses less digits than its factorization.

2143338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909.

The product of its digits is 1728, while the sum is 24.

The square root of 2143338 is about 1464.0143441920. The cubic root of 2143338 is about 128.9328416730.

The spelling of 2143338 in words is "two million, one hundred forty-three thousand, three hundred thirty-eight".