2289931776 has 360 divisors, whose sum is σ = 7657400520. Its totient is φ = 675164160.

The previous prime is 2289931757. The next prime is 2289931783. The reversal of 2289931776 is 6771399822.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 61890030 + ... + 61890066.

It is an arithmetic number, because the mean of its divisors is an integer number (21270557).

Almost surely, 2^2289931776 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 2289931776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3828700260).

2289931776 is an abundant number, since it is smaller than the sum of its proper divisors (5367468744).

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

2289931776 is an equidigital number, since it uses as much as digits as its factorization.

2289931776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 53 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 2289931776 is about 47853.2316150122. The cubic root of 2289931776 is about 1318.0772004827.

Multiplying 2289931776 by its sum of digits (54), we get a square (123656315904 = 351648²).

2289931776 divided by its sum of digits (54) gives a square (42406144 = 6512²).

The spelling of 2289931776 in words is "two billion, two hundred eighty-nine million, nine hundred thirty-one thousand, seven hundred seventy-six".