479446493 has 2 divisors, whose sum is σ = 479446494. Its totient is φ = 479446492.

The previous prime is 479446441. The next prime is 479446571. The reversal of 479446493 is 394644974.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 436057924 + 43388569 = 20882^2 + 6587^2 .

It is a cyclic number.

It is not a de Polignac number, because 479446493 - 2⁸ = 479446237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479446423) 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, 239723246 + 239723247.

It is an arithmetic number, because the mean of its divisors is an integer number (239723247).

Almost surely, 2^479446493 is an apocalyptic number.

It is an amenable number.

479446493 is a deficient number, since it is larger than the sum of its proper divisors (1).

479446493 is an equidigital number, since it uses as much as digits as its factorization.

479446493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 50.

The square root of 479446493 is about 21896.2666452526. The cubic root of 479446493 is about 782.6724532209.

The spelling of 479446493 in words is "four hundred seventy-nine million, four hundred forty-six thousand, four hundred ninety-three".