499992947 has 2 divisors, whose sum is σ = 499992948. Its totient is φ = 499992946.

The previous prime is 499992907. The next prime is 499992953. The reversal of 499992947 is 749299994.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499992947 - 2²⁶ = 432884083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 499992947.

It is not a weakly prime, because it can be changed into another prime (499992907) 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, 249996473 + 249996474.

It is an arithmetic number, because the mean of its divisors is an integer number (249996474).

Almost surely, 2^499992947 is an apocalyptic number.

499992947 is a deficient number, since it is larger than the sum of its proper divisors (1).

499992947 is an equidigital number, since it uses as much as digits as its factorization.

499992947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13226976, while the sum is 62.

The square root of 499992947 is about 22360.5220645673. The cubic root of 499992947 is about 793.6967939867.

The spelling of 499992947 in words is "four hundred ninety-nine million, nine hundred ninety-two thousand, nine hundred forty-seven".