819457483 has 8 divisors (see below), whose sum is σ = 882792848. Its totient is φ = 756165024.

The previous prime is 819457459. The next prime is 819457487. The reversal of 819457483 is 384754918.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 819457483 - 2⁵ = 819457451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (819457487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36760 + ... + 54682.

It is an arithmetic number, because the mean of its divisors is an integer number (110349106).

Almost surely, 2^819457483 is an apocalyptic number.

819457483 is a deficient number, since it is larger than the sum of its proper divisors (63335365).

819457483 is a wasteful number, since it uses less digits than its factorization.

819457483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21453.

The product of its digits is 967680, while the sum is 49.

The square root of 819457483 is about 28626.1678015064. The cubic root of 819457483 is about 935.7836978418.

The spelling of 819457483 in words is "eight hundred nineteen million, four hundred fifty-seven thousand, four hundred eighty-three".