479823479 has 2 divisors, whose sum is σ = 479823480. Its totient is φ = 479823478.

The previous prime is 479823439. The next prime is 479823497. The reversal of 479823479 is 974328974.

Together with next prime (479823497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 479823479 - 2¹² = 479819383 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 479823479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479823439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239911739 + 239911740.

It is an arithmetic number, because the mean of its divisors is an integer number (239911740).

Almost surely, 2^479823479 is an apocalyptic number.

479823479 is a deficient number, since it is larger than the sum of its proper divisors (1).

479823479 is an equidigital number, since it uses as much as digits as its factorization.

479823479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3048192, while the sum is 53.

The square root of 479823479 is about 21904.8734075319. The cubic root of 479823479 is about 782.8775364170.

The spelling of 479823479 in words is "four hundred seventy-nine million, eight hundred twenty-three thousand, four hundred seventy-nine".