4221555332 has 24 divisors (see below), whose sum is σ = 7752024000. Its totient is φ = 2007717536.

The previous prime is 4221555329. The next prime is 4221555341. The reversal of 4221555332 is 2335551224.

It is a super-2 number, since 2×4221555332² = 35643058842275260448, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 111707 + ... + 144642.

It is an arithmetic number, because the mean of its divisors is an integer number (323001000).

Almost surely, 2^4221555332 is an apocalyptic number.

It is an amenable number.

4221555332 is a deficient number, since it is larger than the sum of its proper divisors (3530468668).

4221555332 is a wasteful number, since it uses less digits than its factorization.

4221555332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256555 (or 256553 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 4221555332 is about 64973.4971507614. The cubic root of 4221555332 is about 1616.1840954739.

The spelling of 4221555332 in words is "four billion, two hundred twenty-one million, five hundred fifty-five thousand, three hundred thirty-two".