499999628 has 6 divisors (see below), whose sum is σ = 874999356. Its totient is φ = 249999812.

The previous prime is 499999613. The next prime is 499999693. The reversal of 499999628 is 826999994.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62499950 + ... + 62499957.

It is an arithmetic number, because the mean of its divisors is an integer number (145833226).

Almost surely, 2^499999628 is an apocalyptic number.

It is an amenable number.

499999628 is a deficient number, since it is larger than the sum of its proper divisors (374999728).

499999628 is a wasteful number, since it uses less digits than its factorization.

499999628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124999911 (or 124999909 counting only the distinct ones).

The product of its digits is 22674816, while the sum is 65.

The square root of 499999628 is about 22360.6714568235. The cubic root of 499999628 is about 793.7003291463.

The spelling of 499999628 in words is "four hundred ninety-nine million, nine hundred ninety-nine thousand, six hundred twenty-eight".