499389448 has 16 divisors (see below), whose sum is σ = 936714960. Its totient is φ = 249598800.

The previous prime is 499389439. The next prime is 499389497. The reversal of 499389448 is 844983994.

It is a junction number, because it is equal to n+sod(n) for n = 499389392 and 499389401.

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, 13263 + ... + 34273.

It is an arithmetic number, because the mean of its divisors is an integer number (58544685).

Almost surely, 2^499389448 is an apocalyptic number.

It is an amenable number.

499389448 is a deficient number, since it is larger than the sum of its proper divisors (437325512).

499389448 is a wasteful number, since it uses less digits than its factorization.

499389448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23988 (or 23984 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 58.

The square root of 499389448 is about 22347.0232469562. The cubic root of 499389448 is about 793.3773307677.

The spelling of 499389448 in words is "four hundred ninety-nine million, three hundred eighty-nine thousand, four hundred forty-eight".