3126220560 has 60 divisors (see below), whose sum is σ = 10498893132. Its totient is φ = 833658624.

The previous prime is 3126220543. The next prime is 3126220589. The reversal of 3126220560 is 650226213.

3126220560 is a `hidden beast` number, since 31 + 2 + 622 + 0 + 5 + 6 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 462422016 + 2663798544 = 21504^2 + 51612^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2170267 + ... + 2171706.

Almost surely, 2^3126220560 is an apocalyptic number.

3126220560 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3126220560 is an abundant number, since it is smaller than the sum of its proper divisors (7372672572).

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

3126220560 is a wasteful number, since it uses less digits than its factorization.

3126220560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4341992 (or 4341983 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 3126220560 is about 55912.6153922351. The cubic root of 3126220560 is about 1462.1991877486.

Adding to 3126220560 its reverse (650226213), we get a palindrome (3776446773).

The spelling of 3126220560 in words is "three billion, one hundred twenty-six million, two hundred twenty thousand, five hundred sixty".