200442506 has 8 divisors (see below), whose sum is σ = 327996864. Its totient is φ = 91110220.

The previous prime is 200442439. The next prime is 200442509. The reversal of 200442506 is 605244002.

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 (200442509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4555490 + ... + 4555533.

It is an arithmetic number, because the mean of its divisors is an integer number (40999608).

Almost surely, 2^200442506 is an apocalyptic number.

200442506 is a deficient number, since it is larger than the sum of its proper divisors (127554358).

200442506 is a wasteful number, since it uses less digits than its factorization.

200442506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9111036.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 200442506 is about 14157.7719292267. The cubic root of 200442506 is about 585.2345284105.

Adding to 200442506 its reverse (605244002), we get a palindrome (805686508).

The spelling of 200442506 in words is "two hundred million, four hundred forty-two thousand, five hundred six".