479986049 has 2 divisors, whose sum is σ = 479986050. Its totient is φ = 479986048.

The previous prime is 479986033. The next prime is 479986069. The reversal of 479986049 is 940689974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336465649 + 143520400 = 18343^2 + 11980^2 .

It is a cyclic number.

It is not a de Polignac number, because 479986049 - 2⁴ = 479986033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 479985985 and 479986003.

It is not a weakly prime, because it can be changed into another prime (479986019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239993024 + 239993025.

It is an arithmetic number, because the mean of its divisors is an integer number (239993025).

Almost surely, 2^479986049 is an apocalyptic number.

It is an amenable number.

479986049 is a deficient number, since it is larger than the sum of its proper divisors (1).

479986049 is an equidigital number, since it uses as much as digits as its factorization.

479986049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The square root of 479986049 is about 21908.5839113348. The cubic root of 479986049 is about 782.9659425605.

The spelling of 479986049 in words is "four hundred seventy-nine million, nine hundred eighty-six thousand, forty-nine".