479999984 has 10 divisors (see below), whose sum is σ = 930000000. Its totient is φ = 239999984.

The previous prime is 479999977. The next prime is 480000019. The reversal of 479999984 is 489999974.

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, 14999984 + ... + 15000015.

It is an arithmetic number, because the mean of its divisors is an integer number (93000000).

Almost surely, 2^479999984 is an apocalyptic number.

It is an amenable number.

479999984 is a deficient number, since it is larger than the sum of its proper divisors (450000016).

479999984 is a wasteful number, since it uses less digits than its factorization.

479999984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30000007 (or 30000001 counting only the distinct ones).

The product of its digits is 52907904, while the sum is 68.

The square root of 479999984 is about 21908.9019350583. The cubic root of 479999984 is about 782.9735195341.

The spelling of 479999984 in words is "four hundred seventy-nine million, nine hundred ninety-nine thousand, nine hundred eighty-four".