4428420048 has 120 divisors (see below), whose sum is σ = 13376143872. Its totient is φ = 1359592704.

The previous prime is 4428420013. The next prime is 4428420071. The reversal of 4428420048 is 8400248244.

4428420048 is a `hidden beast` number, since 442 + 8 + 4 + 200 + 4 + 8 = 666.

It is a super-2 number, since 2×4428420048² = 39221808243056644608, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4428419994 and 4428420021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 939265 + ... + 943967.

Almost surely, 2^4428420048 is an apocalyptic number.

4428420048 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 4428420048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6688071936).

4428420048 is an abundant number, since it is smaller than the sum of its proper divisors (8947723824).

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

4428420048 is a wasteful number, since it uses less digits than its factorization.

4428420048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5233 (or 5224 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 36.

The square root of 4428420048 is about 66546.3751679984. The cubic root of 4428420048 is about 1642.1630253298.

The spelling of 4428420048 in words is "four billion, four hundred twenty-eight million, four hundred twenty thousand, forty-eight".