480221386 has 8 divisors (see below), whose sum is σ = 720438084. Its totient is φ = 240075360.

The previous prime is 480221383. The next prime is 480221407. The reversal of 480221386 is 683122084.

It can be written as a sum of positive squares in 2 ways, for example, as 471107025 + 9114361 = 21705^2 + 3019^2 .

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

It is a super-2 number, since 2×480221386² = 461225159143521992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (480221383) 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, 5286 + ... + 31438.

Almost surely, 2^480221386 is an apocalyptic number.

480221386 is a deficient number, since it is larger than the sum of its proper divisors (240216698).

480221386 is a wasteful number, since it uses less digits than its factorization.

480221386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35336.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 480221386 is about 21913.9541388586. The cubic root of 480221386 is about 783.0938842998.

The spelling of 480221386 in words is "four hundred eighty million, two hundred twenty-one thousand, three hundred eighty-six".