3200200320 has 64 divisors (see below), whose sum is σ = 10200644640. Its totient is φ = 853386240.

The previous prime is 3200200307. The next prime is 3200200327. The reversal of 3200200320 is 230020023.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 3200200296 and 3200200305.

It is not an unprimeable number, because it can be changed into a prime (3200200327) 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, 831466 + ... + 835305.

Almost surely, 2^3200200320 is an apocalyptic number.

3200200320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3200200320 is an abundant number, since it is smaller than the sum of its proper divisors (7000444320).

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

3200200320 is a wasteful number, since it uses less digits than its factorization.

3200200320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666793 (or 1666781 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 3200200320 is about 56570.3130625949. The cubic root of 3200200320 is about 1473.6433481974.

Adding to 3200200320 its reverse (230020023), we get a palindrome (3430220343).

The spelling of 3200200320 in words is "three billion, two hundred million, two hundred thousand, three hundred twenty".