4419730428 has 12 divisors (see below), whose sum is σ = 10312704360. Its totient is φ = 1473243472.

The previous prime is 4419730411. The next prime is 4419730451. The reversal of 4419730428 is 8240379144.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 4419730428.

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, 184155423 + ... + 184155446.

It is an arithmetic number, because the mean of its divisors is an integer number (859392030).

Almost surely, 2^4419730428 is an apocalyptic number.

It is an amenable number.

4419730428 is an abundant number, since it is smaller than the sum of its proper divisors (5892973932).

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

4419730428 is a wasteful number, since it uses less digits than its factorization.

4419730428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368310876 (or 368310874 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 4419730428 is about 66481.0531505030. The cubic root of 4419730428 is about 1641.0882163858.

The spelling of 4419730428 in words is "four billion, four hundred nineteen million, seven hundred thirty thousand, four hundred twenty-eight".