3220042146 has 8 divisors (see below), whose sum is σ = 6440084304. Its totient is φ = 1073347380.

The previous prime is 3220042141. The next prime is 3220042151. The reversal of 3220042146 is 6412400223.

It is an interprime number because it is at equal distance from previous prime (3220042141) and next prime (3220042151).

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

3220042146 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3220042141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268336840 + ... + 268336851.

It is an arithmetic number, because the mean of its divisors is an integer number (805010538).

Almost surely, 2^3220042146 is an apocalyptic number.

3220042146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3220042146 is a wasteful number, since it uses less digits than its factorization.

3220042146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536673696.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 3220042146 is about 56745.4151980581. The cubic root of 3220042146 is about 1476.6826945546.

Adding to 3220042146 its reverse (6412400223), we get a palindrome (9632442369).

The spelling of 3220042146 in words is "three billion, two hundred twenty million, forty-two thousand, one hundred forty-six".