499768027 has 4 divisors (see below), whose sum is σ = 545201496. Its totient is φ = 454334560.

The previous prime is 499768021. The next prime is 499768037. The reversal of 499768027 is 720867994.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499768027 is a prime.

It is a super-2 number, since 2×499768027² = 499536161622945458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499768021) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 22716718 + ... + 22716739.

It is an arithmetic number, because the mean of its divisors is an integer number (136300374).

Almost surely, 2^499768027 is an apocalyptic number.

499768027 is a deficient number, since it is larger than the sum of its proper divisors (45433469).

499768027 is a wasteful number, since it uses less digits than its factorization.

499768027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45433468.

The product of its (nonzero) digits is 1524096, while the sum is 52.

The square root of 499768027 is about 22355.4920992583. The cubic root of 499768027 is about 793.5777622688.

The spelling of 499768027 in words is "four hundred ninety-nine million, seven hundred sixty-eight thousand, twenty-seven".