481759849 has 2 divisors, whose sum is σ = 481759850. Its totient is φ = 481759848.

The previous prime is 481759841. The next prime is 481759907. The reversal of 481759849 is 948957184.

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., 348195600 + 133564249 = 18660^2 + 11557^2 .

It is a cyclic number.

It is not a de Polignac number, because 481759849 - 2³ = 481759841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 481759849.

It is not a weakly prime, because it can be changed into another prime (481759841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240879924 + 240879925.

It is an arithmetic number, because the mean of its divisors is an integer number (240879925).

Almost surely, 2^481759849 is an apocalyptic number.

It is an amenable number.

481759849 is a deficient number, since it is larger than the sum of its proper divisors (1).

481759849 is an equidigital number, since it uses as much as digits as its factorization.

481759849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 55.

The square root of 481759849 is about 21949.0284295228. The cubic root of 481759849 is about 783.9292467256.

The spelling of 481759849 in words is "four hundred eighty-one million, seven hundred fifty-nine thousand, eight hundred forty-nine".