1487217968 has 20 divisors (see below), whose sum is σ = 2911193880. Its totient is φ = 735942144.

The previous prime is 1487217937. The next prime is 1487218009. The reversal of 1487217968 is 8697127841.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477578 + ... + 480681.

It is an arithmetic number, because the mean of its divisors is an integer number (145559694).

Almost surely, 2^1487217968 is an apocalyptic number.

It is an amenable number.

1487217968 is a deficient number, since it is larger than the sum of its proper divisors (1423975912).

1487217968 is an equidigital number, since it uses as much as digits as its factorization.

1487217968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958364 (or 958358 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 53.

The square root of 1487217968 is about 38564.4650941770. The cubic root of 1487217968 is about 1141.4534574862.

The spelling of 1487217968 in words is "one billion, four hundred eighty-seven million, two hundred seventeen thousand, nine hundred sixty-eight".