2159938235 has 32 divisors (see below), whose sum is σ = 3233811840. Its totient is φ = 1348420608.

The previous prime is 2159938217. The next prime is 2159938243. The reversal of 2159938235 is 5328399512.

It is a cyclic number.

It is not a de Polignac number, because 2159938235 - 2¹⁰ = 2159937211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2159938235.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 701 + ... + 65729.

It is an arithmetic number, because the mean of its divisors is an integer number (101056620).

Almost surely, 2^2159938235 is an apocalyptic number.

2159938235 is a deficient number, since it is larger than the sum of its proper divisors (1073873605).

2159938235 is a wasteful number, since it uses less digits than its factorization.

2159938235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65127.

The product of its digits is 583200, while the sum is 47.

The square root of 2159938235 is about 46475.1356641377. The cubic root of 2159938235 is about 1292.6484927296.

The spelling of 2159938235 in words is "two billion, one hundred fifty-nine million, nine hundred thirty-eight thousand, two hundred thirty-five".