200243320 has 16 divisors (see below), whose sum is σ = 450547560. Its totient is φ = 80097312.

The previous prime is 200243293. The next prime is 200243321. The reversal of 200243320 is 23342002.

It is a junction number, because it is equal to n+sod(n) for n = 200243294 and 200243303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200243321) 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, 2503002 + ... + 2503081.

Almost surely, 2^200243320 is an apocalyptic number.

200243320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200243320 is an abundant number, since it is smaller than the sum of its proper divisors (250304240).

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

200243320 is a wasteful number, since it uses less digits than its factorization.

200243320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006094 (or 5006090 counting only the distinct ones).

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

The square root of 200243320 is about 14150.7356699219. The cubic root of 200243320 is about 585.0406088643.

Adding to 200243320 its reverse (23342002), we get a palindrome (223585322).

The spelling of 200243320 in words is "two hundred million, two hundred forty-three thousand, three hundred twenty".