460001221 has 2 divisors, whose sum is σ = 460001222. Its totient is φ = 460001220.

The previous prime is 460001209. The next prime is 460001233. The reversal of 460001221 is 122100064.

It is a balanced prime because it is at equal distance from previous prime (460001209) and next prime (460001233).

It can be written as a sum of positive squares in only one way, i.e., 327429025 + 132572196 = 18095^2 + 11514^2 .

It is a cyclic number.

It is not a de Polignac number, because 460001221 - 2¹⁷ = 459870149 is a prime.

It is a super-2 number, since 2×460001221² = 423202246642981682, which contains 22 as substring.

460001221 is a modest number, since divided by 1221 gives 460 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 460001195 and 460001204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (460007221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230000610 + 230000611.

It is an arithmetic number, because the mean of its divisors is an integer number (230000611).

Almost surely, 2^460001221 is an apocalyptic number.

It is an amenable number.

460001221 is a deficient number, since it is larger than the sum of its proper divisors (1).

460001221 is an equidigital number, since it uses as much as digits as its factorization.

460001221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 460001221 is about 21447.6390542176. The cubic root of 460001221 is about 771.9449459384.

Adding to 460001221 its reverse (122100064), we get a palindrome (582101285).

The spelling of 460001221 in words is "four hundred sixty million, one thousand, two hundred twenty-one".