499767994 has 12 divisors (see below), whose sum is σ = 823998042. Its totient is φ = 227167160.

The previous prime is 499767979. The next prime is 499768007.

It is a happy number.

499767994 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 475806969 + 23961025 = 21813^2 + 4895^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1032337 + ... + 1032820.

Almost surely, 2^499767994 is an apocalyptic number.

499767994 is a deficient number, since it is larger than the sum of its proper divisors (324230048).

499767994 is a wasteful number, since it uses less digits than its factorization.

499767994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065181 (or 2065170 counting only the distinct ones).

The product of its digits is 30862944, while the sum is 64.

The square root of 499767994 is about 22355.4913611846. The cubic root of 499767994 is about 793.5777448020.

It can be divided in two parts, 49976 and 7994, that added together give a triangular number (57970 = T₃₄₀).

The spelling of 499767994 in words is "four hundred ninety-nine million, seven hundred sixty-seven thousand, nine hundred ninety-four".