499516442 has 4 divisors (see below), whose sum is σ = 749274666. Its totient is φ = 249758220.

The previous prime is 499516429. The next prime is 499516487. The reversal of 499516442 is 244615994.

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., 456206881 + 43309561 = 21359^2 + 6581^2 .

It is a junction number, because it is equal to n+sod(n) for n = 499516393 and 499516402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124879109 + ... + 124879112.

Almost surely, 2^499516442 is an apocalyptic number.

499516442 is a deficient number, since it is larger than the sum of its proper divisors (249758224).

499516442 is a wasteful number, since it uses less digits than its factorization.

499516442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249758223.

The product of its digits is 311040, while the sum is 44.

The square root of 499516442 is about 22349.8644738620. The cubic root of 499516442 is about 793.4445766295. Note that the first 3 decimals are identical.

The spelling of 499516442 in words is "four hundred ninety-nine million, five hundred sixteen thousand, four hundred forty-two".