200256506 has 8 divisors (see below), whose sum is σ = 308503380. Its totient is φ = 97422048.

The previous prime is 200256503. The next prime is 200256517. The reversal of 200256506 is 605652002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 133980625 + 66275881 = 11575^2 + 8141^2 .

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

It is not an unprimeable number, because it can be changed into a prime (200256503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353011 + ... + 1353158.

Almost surely, 2^200256506 is an apocalyptic number.

200256506 is a deficient number, since it is larger than the sum of its proper divisors (108246874).

200256506 is a wasteful number, since it uses less digits than its factorization.

200256506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706208.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 200256506 is about 14151.2015744247. The cubic root of 200256506 is about 585.0534502018.

The spelling of 200256506 in words is "two hundred million, two hundred fifty-six thousand, five hundred six".