200421032 has 16 divisors (see below), whose sum is σ = 429473760. Its totient is φ = 85894704.

The previous prime is 200421017. The next prime is 200421047. The reversal of 200421032 is 230124002.

It is an interprime number because it is at equal distance from previous prime (200421017) and next prime (200421047).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 200420998 and 200421016.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1789418 + ... + 1789529.

It is an arithmetic number, because the mean of its divisors is an integer number (26842110).

Almost surely, 2^200421032 is an apocalyptic number.

It is an amenable number.

200421032 is an abundant number, since it is smaller than the sum of its proper divisors (229052728).

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

200421032 is a wasteful number, since it uses less digits than its factorization.

200421032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3578960 (or 3578956 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 200421032 is about 14157.0135268707. The cubic root of 200421032 is about 585.2136283607.

Adding to 200421032 its reverse (230124002), we get a palindrome (430545034).

The spelling of 200421032 in words is "two hundred million, four hundred twenty-one thousand, thirty-two".