3221240330 has 32 divisors (see below), whose sum is σ = 7228967040. Its totient is φ = 1004022720.

The previous prime is 3221240329. The next prime is 3221240333. The reversal of 3221240330 is 330421223.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3221240333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2090945 + ... + 2092484.

It is an arithmetic number, because the mean of its divisors is an integer number (225905220).

Almost surely, 2^3221240330 is an apocalyptic number.

3221240330 is an abundant number, since it is smaller than the sum of its proper divisors (4007726710).

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

3221240330 is a wasteful number, since it uses less digits than its factorization.

3221240330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4183454.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3221240330 is about 56755.9717562831. The cubic root of 3221240330 is about 1476.8658306839.

Adding to 3221240330 its reverse (330421223), we get a palindrome (3551661553).

The spelling of 3221240330 in words is "three billion, two hundred twenty-one million, two hundred forty thousand, three hundred thirty".