2289412500 has 72 divisors (see below), whose sum is σ = 6677135136. Its totient is φ = 610500000.

The previous prime is 2289412439. The next prime is 2289412501. The reversal of 2289412500 is 52149822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289412501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6975 + ... + 68025.

It is an arithmetic number, because the mean of its divisors is an integer number (92737988).

Almost surely, 2^2289412500 is an apocalyptic number.

2289412500 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 2289412500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3338567568).

2289412500 is an abundant number, since it is smaller than the sum of its proper divisors (4387722636).

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

2289412500 is an equidigital number, since it uses as much as digits as its factorization.

2289412500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61083 (or 61061 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 2289412500 is about 47847.8055923153. The cubic root of 2289412500 is about 1317.9775617648.

The spelling of 2289412500 in words is "two billion, two hundred eighty-nine million, four hundred twelve thousand, five hundred".