3220379020 has 36 divisors (see below), whose sum is σ = 7184021040. Its totient is φ = 1212375808.

The previous prime is 3220378939. The next prime is 3220379023. The reversal of 3220379020 is 209730223.

It is a self number, because there is not a number n which added to its sum of digits gives 3220379020.

It is not an unprimeable number, because it can be changed into a prime (3220379023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272800 + ... + 284359.

It is an arithmetic number, because the mean of its divisors is an integer number (199556140).

Almost surely, 2^3220379020 is an apocalyptic number.

It is an amenable number.

3220379020 is an abundant number, since it is smaller than the sum of its proper divisors (3963642020).

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

3220379020 is a wasteful number, since it uses less digits than its factorization.

3220379020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557202 (or 557183 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 3220379020 is about 56748.3834130982. The cubic root of 3220379020 is about 1476.7341885658.

The spelling of 3220379020 in words is "three billion, two hundred twenty million, three hundred seventy-nine thousand, twenty".