497632859 has 2 divisors, whose sum is σ = 497632860. Its totient is φ = 497632858.

The previous prime is 497632843. The next prime is 497632871. The reversal of 497632859 is 958236794.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 497632859 - 2⁴ = 497632843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 497632859.

It is not a weakly prime, because it can be changed into another prime (497632879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248816429 + 248816430.

It is an arithmetic number, because the mean of its divisors is an integer number (248816430).

Almost surely, 2^497632859 is an apocalyptic number.

497632859 is a deficient number, since it is larger than the sum of its proper divisors (1).

497632859 is an equidigital number, since it uses as much as digits as its factorization.

497632859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 53.

The square root of 497632859 is about 22307.6860969487. The cubic root of 497632859 is about 792.4460101145.

The spelling of 497632859 in words is "four hundred ninety-seven million, six hundred thirty-two thousand, eight hundred fifty-nine".