499999772 has 6 divisors (see below), whose sum is σ = 874999608. Its totient is φ = 249999884.

The previous prime is 499999751. The next prime is 499999831. The reversal of 499999772 is 277999994.

It is a junction number, because it is equal to n+sod(n) for n = 499999699 and 499999708.

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, 62499968 + ... + 62499975.

It is an arithmetic number, because the mean of its divisors is an integer number (145833268).

Almost surely, 2^499999772 is an apocalyptic number.

It is an amenable number.

499999772 is a deficient number, since it is larger than the sum of its proper divisors (374999836).

499999772 is a wasteful number, since it uses less digits than its factorization.

499999772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124999947 (or 124999945 counting only the distinct ones).

The product of its digits is 23147208, while the sum is 65.

The square root of 499999772 is about 22360.6746767623. The cubic root of 499999772 is about 793.7004053416.

The spelling of 499999772 in words is "four hundred ninety-nine million, nine hundred ninety-nine thousand, seven hundred seventy-two".