2266662521 has 8 divisors (see below), whose sum is σ = 2315026560. Its totient is φ = 2218799952.

The previous prime is 2266662511. The next prime is 2266662539. The reversal of 2266662521 is 1252666622.

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 2266662521 - 2¹⁰ = 2266661497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2266662511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116225 + ... + 134318.

It is an arithmetic number, because the mean of its divisors is an integer number (289378320).

Almost surely, 2^2266662521 is an apocalyptic number.

It is an amenable number.

2266662521 is a deficient number, since it is larger than the sum of its proper divisors (48364039).

2266662521 is a wasteful number, since it uses less digits than its factorization.

2266662521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250735.

The product of its digits is 103680, while the sum is 38.

The square root of 2266662521 is about 47609.4793187239. The cubic root of 2266662521 is about 1313.5974233295.

The spelling of 2266662521 in words is "two billion, two hundred sixty-six million, six hundred sixty-two thousand, five hundred twenty-one".