2289906612 has 108 divisors (see below), whose sum is σ = 6982946880. Its totient is φ = 654245424.

The previous prime is 2289906601. The next prime is 2289906623. The reversal of 2289906612 is 2166099822.

2289906612 is a `hidden beast` number, since 2 + 28 + 9 + 9 + 0 + 6 + 612 = 666.

2289906612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2289906601) and next prime (2289906623).

It is a tau number, because it is divible by the number of its divisors (108).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23589 + ... + 71667.

Almost surely, 2^2289906612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2289906612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3491473440).

2289906612 is an abundant number, since it is smaller than the sum of its proper divisors (4693040268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2289906612 is a wasteful number, since it uses less digits than its factorization.

2289906612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48112 (or 48091 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 2289906612 is about 47852.9686853386. The cubic root of 2289906612 is about 1318.0723723598.

The spelling of 2289906612 in words is "two billion, two hundred eighty-nine million, nine hundred six thousand, six hundred twelve".