2159234 has 24 divisors (see below), whose sum is σ = 4112208. Its totient is φ = 840840.

The previous prime is 2159233. The next prime is 2159237. The reversal of 2159234 is 4329512.

It is a d-powerful number, because it can be written as 2⁹ + 1 + 5³ + 9⁶ + 2¹⁵ + 3¹³ + 4³ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2159231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77 + ... + 2079.

It is an arithmetic number, because the mean of its divisors is an integer number (171342).

2^2159234 is an apocalyptic number.

2159234 is a deficient number, since it is larger than the sum of its proper divisors (1952974).

2159234 is a wasteful number, since it uses less digits than its factorization.

2159234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2030 (or 2023 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 2159234 is about 1469.4332240697. The cubic root of 2159234 is about 129.2507990677.

It can be divided in two parts, 215 and 9234, that added together give a palindrome (9449).

The spelling of 2159234 in words is "two million, one hundred fifty-nine thousand, two hundred thirty-four".