2289029120 has 156 divisors (see below), whose sum is σ = 6392616804. Its totient is φ = 784465920.

The previous prime is 2289029117. The next prime is 2289029129. The reversal of 2289029120 is 219209822.

It can be written as a sum of positive squares in 2 ways, for example, as 1099055104 + 1189974016 = 33152^2 + 34496^2 .

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289029129) by changing a digit.

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, 1002380 + ... + 1004660.

Almost surely, 2^2289029120 is an apocalyptic number.

2289029120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2289029120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3196308402).

2289029120 is an abundant number, since it is smaller than the sum of its proper divisors (4103587684).

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

2289029120 is an equidigital number, since it uses as much as digits as its factorization.

2289029120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324 (or 2295 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 2289029120 is about 47843.7991802491. The cubic root of 2289029120 is about 1317.9039891131.

The spelling of 2289029120 in words is "two billion, two hundred eighty-nine million, twenty-nine thousand, one hundred twenty".