200554642 has 8 divisors (see below), whose sum is σ = 302633856. Its totient is φ = 99676692.

The previous prime is 200554639. The next prime is 200554649. The reversal of 200554642 is 246455002.

200554642 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 200554642.

It is not an unprimeable number, because it can be changed into a prime (200554649) 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, 299898 + ... + 300565.

It is an arithmetic number, because the mean of its divisors is an integer number (37829232).

Almost surely, 2^200554642 is an apocalyptic number.

200554642 is a deficient number, since it is larger than the sum of its proper divisors (102079214).

200554642 is a wasteful number, since it uses less digits than its factorization.

200554642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600632.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 200554642 is about 14161.7316031621. The cubic root of 200554642 is about 585.3436430326.

The spelling of 200554642 in words is "two hundred million, five hundred fifty-four thousand, six hundred forty-two".