200342320 has 40 divisors (see below), whose sum is σ = 466929936. Its totient is φ = 79941888.

The previous prime is 200342269. The next prime is 200342369. The reversal of 200342320 is 23243002.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 200342294 and 200342303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32614 + ... + 38266.

Almost surely, 2^200342320 is an apocalyptic number.

200342320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200342320 is an abundant number, since it is smaller than the sum of its proper divisors (266587616).

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

200342320 is a wasteful number, since it uses less digits than its factorization.

200342320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6109 (or 6103 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 200342320 is about 14154.2332890199. The cubic root of 200342320 is about 585.1370073824.

Adding to 200342320 its reverse (23243002), we get a palindrome (223585322).

The spelling of 200342320 in words is "two hundred million, three hundred forty-two thousand, three hundred twenty".