4428662972 has 24 divisors (see below), whose sum is σ = 8102000256. Its totient is φ = 2114160048.

The previous prime is 4428662971. The next prime is 4428662989. The reversal of 4428662972 is 2792668244.

It is a happy number.

It is a super-2 number, since 2×4428662972² = 39226111439127745568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4428662972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4428662971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6323 + ... + 94325.

It is an arithmetic number, because the mean of its divisors is an integer number (337583344).

Almost surely, 2^4428662972 is an apocalyptic number.

It is an amenable number.

4428662972 is a deficient number, since it is larger than the sum of its proper divisors (3673337284).

4428662972 is a wasteful number, since it uses less digits than its factorization.

4428662972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88577 (or 88575 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 50.

The square root of 4428662972 is about 66548.2003663510. The cubic root of 4428662972 is about 1642.1930521048.

The spelling of 4428662972 in words is "four billion, four hundred twenty-eight million, six hundred sixty-two thousand, nine hundred seventy-two".