220594147 has 2 divisors, whose sum is σ = 220594148. Its totient is φ = 220594146.

The previous prime is 220594103. The next prime is 220594177. The reversal of 220594147 is 741495022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220594147 - 2¹⁹ = 220069859 is a prime.

It is not a weakly prime, because it can be changed into another prime (220594177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110297073 + 110297074.

It is an arithmetic number, because the mean of its divisors is an integer number (110297074).

Almost surely, 2^220594147 is an apocalyptic number.

220594147 is a deficient number, since it is larger than the sum of its proper divisors (1).

220594147 is an equidigital number, since it uses as much as digits as its factorization.

220594147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 220594147 is about 14852.4121609926. The cubic root of 220594147 is about 604.2240326113.

The spelling of 220594147 in words is "two hundred twenty million, five hundred ninety-four thousand, one hundred forty-seven".