2258200666 has 4 divisors (see below), whose sum is σ = 3387301002. Its totient is φ = 1129100332.

The previous prime is 2258200631. The next prime is 2258200669. The reversal of 2258200666 is 6660028522.

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

It can be written as a sum of positive squares in only one way, i.e., 1134275041 + 1123925625 = 33679^2 + 33525^2 .

It is not an unprimeable number, because it can be changed into a prime (2258200669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564550165 + ... + 564550168.

Almost surely, 2^2258200666 is an apocalyptic number.

2258200666 is a deficient number, since it is larger than the sum of its proper divisors (1129100336).

2258200666 is a wasteful number, since it uses less digits than its factorization.

2258200666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129100335.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 2258200666 is about 47520.5288901544. The cubic root of 2258200666 is about 1311.9607539104.

The spelling of 2258200666 in words is "two billion, two hundred fifty-eight million, two hundred thousand, six hundred sixty-six".