4219972028 has 12 divisors (see below), whose sum is σ = 7486115280. Its totient is φ = 2081081952.

The previous prime is 4219972013. The next prime is 4219972039. The reversal of 4219972028 is 8202799124.

It is a self number, because there is not a number n which added to its sum of digits gives 4219972028.

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, 7225688 + ... + 7226271.

It is an arithmetic number, because the mean of its divisors is an integer number (623842940).

Almost surely, 2^4219972028 is an apocalyptic number.

It is an amenable number.

4219972028 is a deficient number, since it is larger than the sum of its proper divisors (3266143252).

4219972028 is a wasteful number, since it uses less digits than its factorization.

4219972028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14452036 (or 14452034 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 4219972028 is about 64961.3117786271. The cubic root of 4219972028 is about 1615.9820190260.

The spelling of 4219972028 in words is "four billion, two hundred nineteen million, nine hundred seventy-two thousand, twenty-eight".