200434355 has 16 divisors (see below), whose sum is σ = 263865600. Its totient is φ = 144948960.

The previous prime is 200434327. The next prime is 200434357. The reversal of 200434355 is 553434002.

It is a de Polignac number, because none of the positive numbers 2^k-200434355 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200434357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335 + ... + 20024.

It is an arithmetic number, because the mean of its divisors is an integer number (16491600).

Almost surely, 2^200434355 is an apocalyptic number.

200434355 is a deficient number, since it is larger than the sum of its proper divisors (63431245).

200434355 is a wasteful number, since it uses less digits than its factorization.

200434355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20554.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 200434355 is about 14157.4840632084. The cubic root of 200434355 is about 585.2265954436.

Adding to 200434355 its reverse (553434002), we get a palindrome (753868357).

The spelling of 200434355 in words is "two hundred million, four hundred thirty-four thousand, three hundred fifty-five".