488517939 has 32 divisors (see below), whose sum is σ = 890749440. Its totient is φ = 257678496.

The previous prime is 488517937. The next prime is 488517943. The reversal of 488517939 is 939715884.

It is not a de Polignac number, because 488517939 - 2¹ = 488517937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (488517937) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96957 + ... + 101870.

It is an arithmetic number, because the mean of its divisors is an integer number (27835920).

Almost surely, 2^488517939 is an apocalyptic number.

488517939 is a deficient number, since it is larger than the sum of its proper divisors (402231501).

488517939 is a wasteful number, since it uses less digits than its factorization.

488517939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198856 (or 198850 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 54.

The square root of 488517939 is about 22102.4419239142. The cubic root of 488517939 is about 787.5778716645.

The spelling of 488517939 in words is "four hundred eighty-eight million, five hundred seventeen thousand, nine hundred thirty-nine".