220746413 has 2 divisors, whose sum is σ = 220746414. Its totient is φ = 220746412.

The previous prime is 220746371. The next prime is 220746467. The reversal of 220746413 is 314647022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219691684 + 1054729 = 14822^2 + 1027^2 .

It is a cyclic number.

It is not a de Polignac number, because 220746413 - 2⁶ = 220746349 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220749413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110373206 + 110373207.

It is an arithmetic number, because the mean of its divisors is an integer number (110373207).

Almost surely, 2^220746413 is an apocalyptic number.

It is an amenable number.

220746413 is a deficient number, since it is larger than the sum of its proper divisors (1).

220746413 is an equidigital number, since it uses as much as digits as its factorization.

220746413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 220746413 is about 14857.5372454522. The cubic root of 220746413 is about 604.3630233287.

The spelling of 220746413 in words is "two hundred twenty million, seven hundred forty-six thousand, four hundred thirteen".