4227729408 has 432 divisors, whose sum is σ = 14759297280. Its totient is φ = 1161216000.

The previous prime is 4227729343. The next prime is 4227729449. The reversal of 4227729408 is 8049277224.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27998133 + ... + 27998283.

It is an arithmetic number, because the mean of its divisors is an integer number (34165040).

Almost surely, 2^4227729408 is an apocalyptic number.

4227729408 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4227729408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7379648640).

4227729408 is an abundant number, since it is smaller than the sum of its proper divisors (10531567872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4227729408 is a wasteful number, since it uses less digits than its factorization.

4227729408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 4227729408 is about 65020.9920564121. The cubic root of 4227729408 is about 1616.9716079796.

The spelling of 4227729408 in words is "four billion, two hundred twenty-seven million, seven hundred twenty-nine thousand, four hundred eight".