2235516872 has 8 divisors (see below), whose sum is σ = 4191594150. Its totient is φ = 1117758432.

The previous prime is 2235516851. The next prime is 2235516889. The reversal of 2235516872 is 2786155322.

2235516872 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 only one way, i.e., 1952402596 + 283114276 = 44186^2 + 16826^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139719797 + ... + 139719812.

Almost surely, 2^2235516872 is an apocalyptic number.

It is an amenable number.

2235516872 is a deficient number, since it is larger than the sum of its proper divisors (1956077278).

2235516872 is a wasteful number, since it uses less digits than its factorization.

2235516872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279439615 (or 279439611 counting only the distinct ones).

The product of its digits is 201600, while the sum is 41.

The square root of 2235516872 is about 47281.2528598809. The cubic root of 2235516872 is about 1307.5530477011.

The spelling of 2235516872 in words is "two billion, two hundred thirty-five million, five hundred sixteen thousand, eight hundred seventy-two".