200342455 has 4 divisors (see below), whose sum is σ = 240410952. Its totient is φ = 160273960.

The previous prime is 200342449. The next prime is 200342459. The reversal of 200342455 is 554243002.

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

It is not a de Polignac number, because 200342455 - 2³ = 200342447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200342459) 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, 20034241 + ... + 20034250.

It is an arithmetic number, because the mean of its divisors is an integer number (60102738).

Almost surely, 2^200342455 is an apocalyptic number.

200342455 is a deficient number, since it is larger than the sum of its proper divisors (40068497).

200342455 is an equidigital number, since it uses as much as digits as its factorization.

200342455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40068496.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 200342455 is about 14154.2380579104. The cubic root of 200342455 is about 585.1371388132.

Adding to 200342455 its reverse (554243002), we get a palindrome (754585457).

The spelling of 200342455 in words is "two hundred million, three hundred forty-two thousand, four hundred fifty-five".