200664446 has 4 divisors (see below), whose sum is σ = 300996672. Its totient is φ = 100332222.

The previous prime is 200664419. The next prime is 200664449. The reversal of 200664446 is 644466002.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200664449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50166110 + ... + 50166113.

It is an arithmetic number, because the mean of its divisors is an integer number (75249168).

Almost surely, 2^200664446 is an apocalyptic number.

200664446 is a deficient number, since it is larger than the sum of its proper divisors (100332226).

200664446 is a wasteful number, since it uses less digits than its factorization.

200664446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100332225.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 200664446 is about 14165.6078584719. The cubic root of 200664446 is about 585.4504490822.

The spelling of 200664446 in words is "two hundred million, six hundred sixty-four thousand, four hundred forty-six".