4421481632 has 24 divisors (see below), whose sum is σ = 8773341696. Its totient is φ = 2193331392.

The previous prime is 4421481599. The next prime is 4421481731. The reversal of 4421481632 is 2361841244.

It is a happy number.

It is a super-2 number, since 2×4421481632² = 39098999644226766848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4421481592 and 4421481601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539918 + ... + 548045.

It is an arithmetic number, because the mean of its divisors is an integer number (365555904).

Almost surely, 2^4421481632 is an apocalyptic number.

It is an amenable number.

4421481632 is a deficient number, since it is larger than the sum of its proper divisors (4351860064).

4421481632 is a wasteful number, since it uses less digits than its factorization.

4421481632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088100 (or 1088092 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

The square root of 4421481632 is about 66494.2225460227. Note that the first 3 decimals coincide. The cubic root of 4421481632 is about 1641.3049340350.

The spelling of 4421481632 in words is "four billion, four hundred twenty-one million, four hundred eighty-one thousand, six hundred thirty-two".