3201227240 has 32 divisors (see below), whose sum is σ = 7204649760. Its totient is φ = 1280155200.

The previous prime is 3201227207. The next prime is 3201227257. The reversal of 3201227240 is 427221023.

It is a happy number.

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, 192455 + ... + 208425.

It is an arithmetic number, because the mean of its divisors is an integer number (225145305).

Almost surely, 2^3201227240 is an apocalyptic number.

It is an amenable number.

3201227240 is an abundant number, since it is smaller than the sum of its proper divisors (4003422520).

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

3201227240 is a wasteful number, since it uses less digits than its factorization.

3201227240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20993 (or 20989 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 3201227240 is about 56579.3888266743. The cubic root of 3201227240 is about 1473.8009583296.

Adding to 3201227240 its reverse (427221023), we get a palindrome (3628448263).

The spelling of 3201227240 in words is "three billion, two hundred one million, two hundred twenty-seven thousand, two hundred forty".