2115226585 has 8 divisors (see below), whose sum is σ = 2671865280. Its totient is φ = 1603119024.

The previous prime is 2115226559. The next prime is 2115226591. The reversal of 2115226585 is 5856225112.

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

It is a cyclic number.

It is not a de Polignac number, because 2115226585 - 2⁷ = 2115226457 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11132677 + ... + 11132866.

It is an arithmetic number, because the mean of its divisors is an integer number (333983160).

Almost surely, 2^2115226585 is an apocalyptic number.

It is an amenable number.

2115226585 is a deficient number, since it is larger than the sum of its proper divisors (556638695).

2115226585 is a wasteful number, since it uses less digits than its factorization.

2115226585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22265567.

The product of its digits is 48000, while the sum is 37.

The square root of 2115226585 is about 45991.5925468993. The cubic root of 2115226585 is about 1283.6667696397. Note that the first 3 decimals are identical.

The spelling of 2115226585 in words is "two billion, one hundred fifteen million, two hundred twenty-six thousand, five hundred eighty-five".