481382321 has 32 divisors (see below), whose sum is σ = 584774400. Its totient is φ = 395756928.

The previous prime is 481382303. The next prime is 481382327. The reversal of 481382321 is 123283184.

It is not a de Polignac number, because 481382321 - 2⁶ = 481382257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (481382327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1053125 + ... + 1053581.

It is an arithmetic number, because the mean of its divisors is an integer number (18274200).

Almost surely, 2^481382321 is an apocalyptic number.

It is an amenable number.

481382321 is a deficient number, since it is larger than the sum of its proper divisors (103392079).

481382321 is an equidigital number, since it uses as much as digits as its factorization.

481382321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598 (or 584 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 481382321 is about 21940.4266366905. The cubic root of 481382321 is about 783.7244195123.

The spelling of 481382321 in words is "four hundred eighty-one million, three hundred eighty-two thousand, three hundred twenty-one".