200432320 has 56 divisors (see below), whose sum is σ = 520677648. Its totient is φ = 72883200.

The previous prime is 200432317. The next prime is 200432321. The reversal of 200432320 is 23234002.

200432320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×200432320² = 80346229801164800, which contains 22 as substring.

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 = 200432294 and 200432303.

It is not an unprimeable number, because it can be changed into a prime (200432321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24951 + ... + 31990.

Almost surely, 2^200432320 is an apocalyptic number.

200432320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200432320 is an abundant number, since it is smaller than the sum of its proper divisors (320245328).

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

200432320 is a wasteful number, since it uses less digits than its factorization.

200432320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56969 (or 56959 counting only the distinct ones).

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

The square root of 200432320 is about 14157.4121929115. The cubic root of 200432320 is about 585.2246148447.

Adding to 200432320 its reverse (23234002), we get a palindrome (223666322).

The spelling of 200432320 in words is "two hundred million, four hundred thirty-two thousand, three hundred twenty".