2235681359 has 4 divisors (see below), whose sum is σ = 2257816920. Its totient is φ = 2213545800.

The previous prime is 2235681353. The next prime is 2235681361. The reversal of 2235681359 is 9531865322.

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

It is a cyclic number.

It is not a de Polignac number, because 2235681359 - 2²⁰ = 2234632783 is a prime.

It is a super-2 number, since 2×2235681359² = 9996542277960173762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2235681353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11067629 + ... + 11067830.

It is an arithmetic number, because the mean of its divisors is an integer number (564454230).

Almost surely, 2^2235681359 is an apocalyptic number.

2235681359 is a deficient number, since it is larger than the sum of its proper divisors (22135561).

2235681359 is a wasteful number, since it uses less digits than its factorization.

2235681359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22135560.

The product of its digits is 388800, while the sum is 44.

The square root of 2235681359 is about 47282.9922805230. The cubic root of 2235681359 is about 1307.5851163777.

The spelling of 2235681359 in words is "two billion, two hundred thirty-five million, six hundred eighty-one thousand, three hundred fifty-nine".