483778988 has 96 divisors (see below), whose sum is σ = 1119014400. Its totient is φ = 177785280.

The previous prime is 483778961. The next prime is 483779041. The reversal of 483778988 is 889877384.

It is a self number, because there is not a number n which added to its sum of digits gives 483778988.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2112458 + ... + 2112686.

It is an arithmetic number, because the mean of its divisors is an integer number (11656400).

Almost surely, 2^483778988 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 483778988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (559507200).

483778988 is an abundant number, since it is smaller than the sum of its proper divisors (635235412).

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

483778988 is a wasteful number, since it uses less digits than its factorization.

483778988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308 (or 268 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 62.

The square root of 483778988 is about 21994.9764264479. The cubic root of 483778988 is about 785.0229146624.

The spelling of 483778988 in words is "four hundred eighty-three million, seven hundred seventy-eight thousand, nine hundred eighty-eight".