2235105729 has 24 divisors (see below), whose sum is σ = 3352912992. Its totient is φ = 1433678400.

The previous prime is 2235105703. The next prime is 2235105737. The reversal of 2235105729 is 9275015322.

It is not a de Polignac number, because 2235105729 - 2⁷ = 2235105601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2235105693 and 2235105702.

It is not an unprimeable number, because it can be changed into a prime (2235105739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17172 + ... + 69029.

It is an arithmetic number, because the mean of its divisors is an integer number (139704708).

Almost surely, 2^2235105729 is an apocalyptic number.

It is an amenable number.

2235105729 is a deficient number, since it is larger than the sum of its proper divisors (1117807263).

2235105729 is a wasteful number, since it uses less digits than its factorization.

2235105729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86317 (or 86314 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 2235105729 is about 47276.9048161996. The cubic root of 2235105729 is about 1307.4728836534.

The spelling of 2235105729 in words is "two billion, two hundred thirty-five million, one hundred five thousand, seven hundred twenty-nine".