2292987456 has 84 divisors (see below), whose sum is σ = 6646430700. Its totient is φ = 755724288.

The previous prime is 2292987419. The next prime is 2292987479. The reversal of 2292987456 is 6547892922.

2292987456 is a `hidden beast` number, since 22 + 92 + 9 + 87 + 456 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1096934400 + 1196053056 = 33120^2 + 34584^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 28900 + ... + 73628.

It is an arithmetic number, because the mean of its divisors is an integer number (79124175).

Almost surely, 2^2292987456 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 2292987456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3323215350).

2292987456 is an abundant number, since it is smaller than the sum of its proper divisors (4353443244).

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

2292987456 is a wasteful number, since it uses less digits than its factorization.

2292987456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44836 (or 44823 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The square root of 2292987456 is about 47885.1485953631. The cubic root of 2292987456 is about 1318.6632196858.

The spelling of 2292987456 in words is "two billion, two hundred ninety-two million, nine hundred eighty-seven thousand, four hundred fifty-six".