3240220323 has 8 divisors (see below), whose sum is σ = 4420765888. Its totient is φ = 2109910824.

The previous prime is 3240220307. The next prime is 3240220327. The reversal of 3240220323 is 3230220423.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3240220323 - 2⁴ = 3240220307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3240220323.

It is not an unprimeable number, because it can be changed into a prime (3240220327) 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, 12558865 + ... + 12559122.

It is an arithmetic number, because the mean of its divisors is an integer number (552595736).

Almost surely, 2^3240220323 is an apocalyptic number.

3240220323 is a deficient number, since it is larger than the sum of its proper divisors (1180545565).

3240220323 is a wasteful number, since it uses less digits than its factorization.

3240220323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25118033.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 3240220323 is about 56922.9331904111. The cubic root of 3240220323 is about 1479.7607847790.

Adding to 3240220323 its reverse (3230220423), we get a palindrome (6470440746).

It can be divided in two parts, 32402 and 20323, that added together give a palindrome (52725).

The spelling of 3240220323 in words is "three billion, two hundred forty million, two hundred twenty thousand, three hundred twenty-three".