499969994 has 4 divisors (see below), whose sum is σ = 749954994. Its totient is φ = 249984996.

The previous prime is 499969979. The next prime is 499970027.

499969994 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 257763025 + 242206969 = 16055^2 + 15563^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124992497 + ... + 124992500.

Almost surely, 2^499969994 is an apocalyptic number.

499969994 is a deficient number, since it is larger than the sum of its proper divisors (249985000).

499969994 is a wasteful number, since it uses less digits than its factorization.

499969994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249984999.

The product of its digits is 51018336, while the sum is 68.

The square root of 499969994 is about 22360.0088103739. The cubic root of 499969994 is about 793.6846484812.

The spelling of 499969994 in words is "four hundred ninety-nine million, nine hundred sixty-nine thousand, nine hundred ninety-four".