4420135172 has 12 divisors (see below), whose sum is σ = 7739806620. Its totient is φ = 2208761856.

The previous prime is 4420135141. The next prime is 4420135183. The reversal of 4420135172 is 2715310244.

It can be written as a sum of positive squares in 2 ways, for example, as 2569070596 + 1851064576 = 50686^2 + 43024^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318797 + ... + 332372.

It is an arithmetic number, because the mean of its divisors is an integer number (644983885).

Almost surely, 2^4420135172 is an apocalyptic number.

It is an amenable number.

4420135172 is a deficient number, since it is larger than the sum of its proper divisors (3319671448).

4420135172 is a wasteful number, since it uses less digits than its factorization.

4420135172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652870 (or 652868 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 4420135172 is about 66484.0971360821. The cubic root of 4420135172 is about 1641.1383099640.

The spelling of 4420135172 in words is "four billion, four hundred twenty million, one hundred thirty-five thousand, one hundred seventy-two".