488857844 has 6 divisors (see below), whose sum is σ = 855501234. Its totient is φ = 244428920.

The previous prime is 488857829. The next prime is 488857867. The reversal of 488857844 is 448758884.

It can be written as a sum of positive squares in only one way, i.e., 294534244 + 194323600 = 17162^2 + 13940^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 488857844.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61107227 + ... + 61107234.

It is an arithmetic number, because the mean of its divisors is an integer number (142583539).

Almost surely, 2^488857844 is an apocalyptic number.

It is an amenable number.

488857844 is a deficient number, since it is larger than the sum of its proper divisors (366643390).

488857844 is a wasteful number, since it uses less digits than its factorization.

488857844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122214465 (or 122214463 counting only the distinct ones).

The product of its digits is 9175040, while the sum is 56.

The square root of 488857844 is about 22110.1298955931. The cubic root of 488857844 is about 787.7604917699.

The spelling of 488857844 in words is "four hundred eighty-eight million, eight hundred fifty-seven thousand, eight hundred forty-four".