200551242 has 16 divisors (see below), whose sum is σ = 403345440. Its totient is φ = 66476592.

The previous prime is 200551231. The next prime is 200551243. The reversal of 200551242 is 242155002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (200551243) 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, 92293 + ... + 94440.

It is an arithmetic number, because the mean of its divisors is an integer number (25209090).

Almost surely, 2^200551242 is an apocalyptic number.

200551242 is an abundant number, since it is smaller than the sum of its proper divisors (202794198).

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

200551242 is a wasteful number, since it uses less digits than its factorization.

200551242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186917.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 200551242 is about 14161.6115608359. The cubic root of 200551242 is about 585.3403352398.

The spelling of 200551242 in words is "two hundred million, five hundred fifty-one thousand, two hundred forty-two".