200506146 has 16 divisors (see below), whose sum is σ = 407587008. Its totient is φ = 65739600.

The previous prime is 200506133. The next prime is 200506147. The reversal of 200506146 is 641605002.

It is not an unprimeable number, because it can be changed into a prime (200506147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273550 + ... + 274281.

It is an arithmetic number, because the mean of its divisors is an integer number (25474188).

Almost surely, 2^200506146 is an apocalyptic number.

200506146 is an abundant number, since it is smaller than the sum of its proper divisors (207080862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200506146 is a wasteful number, since it uses less digits than its factorization.

200506146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547897.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 200506146 is about 14160.0192796479. The cubic root of 200506146 is about 585.2964586952.

The spelling of 200506146 in words is "two hundred million, five hundred six thousand, one hundred forty-six".