2289448972 has 12 divisors (see below), whose sum is σ = 4007147760. Its totient is φ = 1144549616.

The previous prime is 2289448961. The next prime is 2289448981. The reversal of 2289448972 is 2798449822.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11647 + ... + 68662.

It is an arithmetic number, because the mean of its divisors is an integer number (333928980).

Almost surely, 2^2289448972 is an apocalyptic number.

It is an amenable number.

2289448972 is a deficient number, since it is larger than the sum of its proper divisors (1717698788).

2289448972 is a wasteful number, since it uses less digits than its factorization.

2289448972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87440 (or 87438 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 55.

The square root of 2289448972 is about 47848.1867159039. The cubic root of 2289448972 is about 1317.9845605068.

The spelling of 2289448972 in words is "two billion, two hundred eighty-nine million, four hundred forty-eight thousand, nine hundred seventy-two".