2259698890 has 8 divisors (see below), whose sum is σ = 4067458020. Its totient is φ = 903879552.

The previous prime is 2259698869. The next prime is 2259698921. The reversal of 2259698890 is 988969522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2128069161 + 131629729 = 46131^2 + 11473^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 112984935 + ... + 112984954.

Almost surely, 2^2259698890 is an apocalyptic number.

2259698890 is a deficient number, since it is larger than the sum of its proper divisors (1807759130).

2259698890 is a wasteful number, since it uses less digits than its factorization.

2259698890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225969896.

The product of its (nonzero) digits is 5598720, while the sum is 58.

The square root of 2259698890 is about 47536.2902422980. The cubic root of 2259698890 is about 1312.2508339105.

The spelling of 2259698890 in words is "two billion, two hundred fifty-nine million, six hundred ninety-eight thousand, eight hundred ninety".