2259450280 has 32 divisors (see below), whose sum is σ = 5382809640. Its totient is φ = 850616320.

The previous prime is 2259450239. The next prime is 2259450293. The reversal of 2259450280 is 820549522.

It can be written as a sum of positive squares in 4 ways, for example, as 1985415364 + 274034916 = 44558^2 + 16554^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1660681 + ... + 1662040.

Almost surely, 2^2259450280 is an apocalyptic number.

2259450280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2259450280 is an abundant number, since it is smaller than the sum of its proper divisors (3123359360).

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

2259450280 is a wasteful number, since it uses less digits than its factorization.

2259450280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322749 (or 3322745 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 2259450280 is about 47533.6752208369. The cubic root of 2259450280 is about 1312.2027079343.

The spelling of 2259450280 in words is "two billion, two hundred fifty-nine million, four hundred fifty thousand, two hundred eighty".