200345355 has 24 divisors (see below), whose sum is σ = 396875232. Its totient is φ = 91586304.

The previous prime is 200345351. The next prime is 200345377. The reversal of 200345355 is 553543002.

200345355 is a `hidden beast` number, since 200 + 3 + 453 + 5 + 5 = 666.

200345355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200345355 - 2² = 200345351 is a prime.

It is a super-2 number, since 2×200345355² = 80276522540152050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200345351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 317694 + ... + 318323.

It is an arithmetic number, because the mean of its divisors is an integer number (16536468).

Almost surely, 2^200345355 is an apocalyptic number.

200345355 is a deficient number, since it is larger than the sum of its proper divisors (196529877).

200345355 is a wasteful number, since it uses less digits than its factorization.

200345355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636035 (or 636032 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 200345355 is about 14154.3405003554. The cubic root of 200345355 is about 585.1399621281.

Adding to 200345355 its reverse (553543002), we get a palindrome (753888357).

The spelling of 200345355 in words is "two hundred million, three hundred forty-five thousand, three hundred fifty-five".