366060221 has 2 divisors, whose sum is σ = 366060222. Its totient is φ = 366060220.

The previous prime is 366060197. The next prime is 366060229. The reversal of 366060221 is 122060663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259660996 + 106399225 = 16114^2 + 10315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-366060221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (366060229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183030110 + 183030111.

It is an arithmetic number, because the mean of its divisors is an integer number (183030111).

Almost surely, 2^366060221 is an apocalyptic number.

It is an amenable number.

366060221 is a deficient number, since it is larger than the sum of its proper divisors (1).

366060221 is an equidigital number, since it uses as much as digits as its factorization.

366060221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 366060221 is about 19132.7003060206. The cubic root of 366060221 is about 715.3482392504.

The spelling of 366060221 in words is "three hundred sixty-six million, sixty thousand, two hundred twenty-one".