499999616 has 16 divisors (see below), whose sum is σ = 996093240. Its totient is φ = 249999744.

The previous prime is 499999613. The next prime is 499999693. The reversal of 499999616 is 616999994.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499999613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1952996 + ... + 1953251.

Almost surely, 2^499999616 is an apocalyptic number.

It is an amenable number.

499999616 is a deficient number, since it is larger than the sum of its proper divisors (496093624).

499999616 is an equidigital number, since it uses as much as digits as its factorization.

499999616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3906261 (or 3906249 counting only the distinct ones).

The product of its digits is 8503056, while the sum is 62.

The square root of 499999616 is about 22360.6711884952. The cubic root of 499999616 is about 793.7003227967.

The spelling of 499999616 in words is "four hundred ninety-nine million, nine hundred ninety-nine thousand, six hundred sixteen".