200434668 has 24 divisors (see below), whose sum is σ = 534492672. Its totient is φ = 57267024.

The previous prime is 200434657. The next prime is 200434681. The reversal of 200434668 is 866434002.

It is a super-2 number, since 2×200434668² = 80348112272540448, which contains 22 as substring.

It is an unprimeable number.

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, 1192980 + ... + 1193147.

It is an arithmetic number, because the mean of its divisors is an integer number (22270528).

Almost surely, 2^200434668 is an apocalyptic number.

200434668 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

200434668 is an abundant number, since it is smaller than the sum of its proper divisors (334058004).

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

200434668 is a wasteful number, since it uses less digits than its factorization.

200434668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386141 (or 2386139 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 200434668 is about 14157.4951174281. The cubic root of 200434668 is about 585.2269000750.

It can be divided in two parts, 200434 and 668, that added together give a palindrome (201102).

The spelling of 200434668 in words is "two hundred million, four hundred thirty-four thousand, six hundred sixty-eight".