2259936405 has 12 divisors (see below), whose sum is σ = 3917223180. Its totient is φ = 1205299392.

The previous prime is 2259936401. The next prime is 2259936421. The reversal of 2259936405 is 5046399522.

2259936405 is a `hidden beast` number, since 22 + 599 + 36 + 4 + 0 + 5 = 666.

2259936405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1404900324 + 855036081 = 37482^2 + 29241^2 .

It is not a de Polignac number, because 2259936405 - 2² = 2259936401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 50220809 = 2259936405 / (2 + 2 + 5 + 9 + 9 + 3 + 6 + 4 + 0 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2259936401) 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, 25110360 + ... + 25110449.

It is an arithmetic number, because the mean of its divisors is an integer number (326435265).

Almost surely, 2^2259936405 is an apocalyptic number.

It is an amenable number.

2259936405 is a deficient number, since it is larger than the sum of its proper divisors (1657286775).

2259936405 is a wasteful number, since it uses less digits than its factorization.

2259936405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50220820 (or 50220817 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The square root of 2259936405 is about 47538.7884258739. The cubic root of 2259936405 is about 1312.2968088172.

The spelling of 2259936405 in words is "two billion, two hundred fifty-nine million, nine hundred thirty-six thousand, four hundred five".