4478896782 has 24 divisors (see below), whose sum is σ = 10063695096. Its totient is φ = 1492965432.

The previous prime is 4478896759. The next prime is 4478896783. The reversal of 4478896782 is 2876988744.

4478896782 is a `hidden beast` number, since 4 + 478 + 8 + 96 + 78 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478896783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4607433 + ... + 4608404.

It is an arithmetic number, because the mean of its divisors is an integer number (419320629).

Almost surely, 2^4478896782 is an apocalyptic number.

4478896782 is an abundant number, since it is smaller than the sum of its proper divisors (5584798314).

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

4478896782 is an equidigital number, since it uses as much as digits as its factorization.

4478896782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9215854 (or 9215842 counting only the distinct ones).

The product of its digits is 43352064, while the sum is 63.

The square root of 4478896782 is about 66924.5603795796. The cubic root of 4478896782 is about 1648.3787910725.

The spelling of 4478896782 in words is "four billion, four hundred seventy-eight million, eight hundred ninety-six thousand, seven hundred eighty-two".