60243221 has 2 divisors, whose sum is σ = 60243222. Its totient is φ = 60243220.

The previous prime is 60243181. The next prime is 60243269. The reversal of 60243221 is 12234206.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56460196 + 3783025 = 7514^2 + 1945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60243221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 60243193 and 60243202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60243721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30121610 + 30121611.

It is an arithmetic number, because the mean of its divisors is an integer number (30121611).

Almost surely, 2^60243221 is an apocalyptic number.

It is an amenable number.

60243221 is a deficient number, since it is larger than the sum of its proper divisors (1).

60243221 is an equidigital number, since it uses as much as digits as its factorization.

60243221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 60243221 is about 7761.6506620692. The cubic root of 60243221 is about 392.0150387296.

Adding to 60243221 its reverse (12234206), we get a palindrome (72477427).

The spelling of 60243221 in words is "sixty million, two hundred forty-three thousand, two hundred twenty-one".