4221269072 has 20 divisors (see below), whose sum is σ = 8300781216. Its totient is φ = 2079132000.

The previous prime is 4221269057. The next prime is 4221269081. The reversal of 4221269072 is 2709621224.

It is a super-2 number, since 2×4221269072² = 35638225156447482368, which contains 22 as substring.

It is a congruent number.

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, 1967804 + ... + 1969947.

Almost surely, 2^4221269072 is an apocalyptic number.

It is an amenable number.

4221269072 is a deficient number, since it is larger than the sum of its proper divisors (4079512144).

4221269072 is a wasteful number, since it uses less digits than its factorization.

4221269072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3937826 (or 3937820 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 4221269072 is about 64971.2942152148. The cubic root of 4221269072 is about 1616.1475639683.

The spelling of 4221269072 in words is "four billion, two hundred twenty-one million, two hundred sixty-nine thousand, seventy-two".