460214221 has 4 divisors (see below), whose sum is σ = 461785212. Its totient is φ = 458643232.

The previous prime is 460214207. The next prime is 460214233. The reversal of 460214221 is 122412064.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 294808900 + 165405321 = 17170^2 + 12861^2 .

It is a cyclic number.

It is not a de Polignac number, because 460214221 - 2⁹ = 460213709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 460214192 and 460214201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (460014221) 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 3 ways as a sum of consecutive naturals, for example, 785056 + ... + 785641.

It is an arithmetic number, because the mean of its divisors is an integer number (115446303).

Almost surely, 2^460214221 is an apocalyptic number.

It is an amenable number.

460214221 is a deficient number, since it is larger than the sum of its proper divisors (1570991).

460214221 is a wasteful number, since it uses less digits than its factorization.

460214221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570990.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 460214221 is about 21452.6040610458. The cubic root of 460214221 is about 772.0640752610.

Adding to 460214221 its reverse (122412064), we get a palindrome (582626285).

The spelling of 460214221 in words is "four hundred sixty million, two hundred fourteen thousand, two hundred twenty-one".