496697491 has 2 divisors, whose sum is σ = 496697492. Its totient is φ = 496697490.

The previous prime is 496697477. The next prime is 496697501. The reversal of 496697491 is 194796694.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-496697491 is a prime.

It is not a weakly prime, because it can be changed into another prime (496695491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248348745 + 248348746.

It is an arithmetic number, because the mean of its divisors is an integer number (248348746).

Almost surely, 2^496697491 is an apocalyptic number.

496697491 is a deficient number, since it is larger than the sum of its proper divisors (1).

496697491 is an equidigital number, since it uses as much as digits as its factorization.

496697491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 55.

The square root of 496697491 is about 22286.7110853082. The cubic root of 496697491 is about 791.9491956962.

The spelling of 496697491 in words is "four hundred ninety-six million, six hundred ninety-seven thousand, four hundred ninety-one".