481724591 has 4 divisors (see below), whose sum is σ = 488323632. Its totient is φ = 475125552.

The previous prime is 481724561. The next prime is 481724603. The reversal of 481724591 is 195427184.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-481724591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481724521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3299411 + ... + 3299556.

It is an arithmetic number, because the mean of its divisors is an integer number (122080908).

Almost surely, 2^481724591 is an apocalyptic number.

481724591 is a deficient number, since it is larger than the sum of its proper divisors (6599041).

481724591 is an equidigital number, since it uses as much as digits as its factorization.

481724591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6599040.

The product of its digits is 80640, while the sum is 41.

The square root of 481724591 is about 21948.2252357679. The cubic root of 481724591 is about 783.9101220852.

The spelling of 481724591 in words is "four hundred eighty-one million, seven hundred twenty-four thousand, five hundred ninety-one".