2290356289 has 4 divisors (see below), whose sum is σ = 2466537556. Its totient is φ = 2114175024.

The previous prime is 2290356253. The next prime is 2290356319. The reversal of 2290356289 is 9826530922.

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 184280625 + 2106075664 = 13575^2 + 45892^2 .

It is not a de Polignac number, because 2290356289 - 2⁹ = 2290355777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2290356209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88090614 + ... + 88090639.

It is an arithmetic number, because the mean of its divisors is an integer number (616634389).

Almost surely, 2^2290356289 is an apocalyptic number.

It is an amenable number.

2290356289 is a deficient number, since it is larger than the sum of its proper divisors (176181267).

2290356289 is a wasteful number, since it uses less digits than its factorization.

2290356289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176181266.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 2290356289 is about 47857.6669824178. Note that the first 3 decimals coincide. The cubic root of 2290356289 is about 1318.1586448791.

The spelling of 2290356289 in words is "two billion, two hundred ninety million, three hundred fifty-six thousand, two hundred eighty-nine".