2289802285 has 4 divisors (see below), whose sum is σ = 2747762748. Its totient is φ = 1831841824.

The previous prime is 2289802243. The next prime is 2289802337. The reversal of 2289802285 is 5822089822.

2289802285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1003432329 + 1286369956 = 31677^2 + 35866^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2289802285 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228980224 + ... + 228980233.

It is an arithmetic number, because the mean of its divisors is an integer number (686940687).

Almost surely, 2^2289802285 is an apocalyptic number.

It is an amenable number.

2289802285 is a deficient number, since it is larger than the sum of its proper divisors (457960463).

2289802285 is an equidigital number, since it uses as much as digits as its factorization.

2289802285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457960462.

The product of its (nonzero) digits is 368640, while the sum is 46.

The square root of 2289802285 is about 47851.8785942621. The cubic root of 2289802285 is about 1318.0523551498.

The spelling of 2289802285 in words is "two billion, two hundred eighty-nine million, eight hundred two thousand, two hundred eighty-five".