481732221 has 8 divisors (see below), whose sum is σ = 647994240. Its totient is φ = 318312512.

The previous prime is 481732159. The next prime is 481732241. The reversal of 481732221 is 122237184.

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 481732221 - 2¹⁴ = 481715837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481732241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 710181 + ... + 710858.

It is an arithmetic number, because the mean of its divisors is an integer number (80999280).

Almost surely, 2^481732221 is an apocalyptic number.

It is an amenable number.

481732221 is a deficient number, since it is larger than the sum of its proper divisors (166262019).

481732221 is a wasteful number, since it uses less digits than its factorization.

481732221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421155.

The product of its digits is 5376, while the sum is 30.

The square root of 481732221 is about 21948.3990532339. The cubic root of 481732221 is about 783.9142608281.

The spelling of 481732221 in words is "four hundred eighty-one million, seven hundred thirty-two thousand, two hundred twenty-one".