220733741 has 2 divisors, whose sum is σ = 220733742. Its totient is φ = 220733740.

The previous prime is 220733707. The next prime is 220733759. The reversal of 220733741 is 147337022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113507716 + 107226025 = 10654^2 + 10355^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220733741 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220733701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110366870 + 110366871.

It is an arithmetic number, because the mean of its divisors is an integer number (110366871).

Almost surely, 2^220733741 is an apocalyptic number.

It is an amenable number.

220733741 is a deficient number, since it is larger than the sum of its proper divisors (1).

220733741 is an equidigital number, since it uses as much as digits as its factorization.

220733741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 220733741 is about 14857.1107891137. The cubic root of 220733741 is about 604.3514585733.

The spelling of 220733741 in words is "two hundred twenty million, seven hundred thirty-three thousand, seven hundred forty-one".