4478949884 has 6 divisors (see below), whose sum is σ = 7838162304. Its totient is φ = 2239474940.

The previous prime is 4478949883. The next prime is 4478949887. The reversal of 4478949884 is 4889498744.

It is a super-2 number, since 2×4478949884² = 40121984126767226912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4478949884.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478949883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559868732 + ... + 559868739.

It is an arithmetic number, because the mean of its divisors is an integer number (1306360384).

Almost surely, 2^4478949884 is an apocalyptic number.

It is an amenable number.

4478949884 is a deficient number, since it is larger than the sum of its proper divisors (3359212420).

4478949884 is a wasteful number, since it uses less digits than its factorization.

4478949884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119737475 (or 1119737473 counting only the distinct ones).

The product of its digits is 74317824, while the sum is 65.

The square root of 4478949884 is about 66924.9571086900. The cubic root of 4478949884 is about 1648.3853054643.

The spelling of 4478949884 in words is "four billion, four hundred seventy-eight million, nine hundred forty-nine thousand, eight hundred eighty-four".