499947307 has 2 divisors, whose sum is σ = 499947308. Its totient is φ = 499947306.

The previous prime is 499947257. The next prime is 499947347. The reversal of 499947307 is 703749994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499947307 - 2¹⁵ = 499914539 is a prime.

It is not a weakly prime, because it can be changed into another prime (499947347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249973653 + 249973654.

It is an arithmetic number, because the mean of its divisors is an integer number (249973654).

Almost surely, 2^499947307 is an apocalyptic number.

499947307 is a deficient number, since it is larger than the sum of its proper divisors (1).

499947307 is an equidigital number, since it uses as much as digits as its factorization.

499947307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1714608, while the sum is 52.

The square root of 499947307 is about 22359.5014926541. The cubic root of 499947307 is about 793.6726433634.

The spelling of 499947307 in words is "four hundred ninety-nine million, nine hundred forty-seven thousand, three hundred seven".