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2220464329 is a prime number
BaseRepresentation
bin1000010001011001…
…1001100011001001
312201202012021102121
42010112121203021
514021414324304
61004200131241
7106011430636
oct20426314311
95652167377
102220464329
11a3a437796
1251b766b21
13295048225
14170c8718d
15cee10554
hex845998c9

2220464329 has 2 divisors, whose sum is σ = 2220464330. Its totient is φ = 2220464328.

The previous prime is 2220464303. The next prime is 2220464357. The reversal of 2220464329 is 9234640222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1567764025 + 652700304 = 39595^2 + 25548^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220464329 - 227 = 2086246601 is a prime.

It is a super-2 number, since 2×22204643292 = 9860923672722840482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2220464294 and 2220464303.

It is not a weakly prime, because it can be changed into another prime (2220464369) 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, 1110232164 + 1110232165.

It is an arithmetic number, because the mean of its divisors is an integer number (1110232165).

Almost surely, 22220464329 is an apocalyptic number.

It is an amenable number.

2220464329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220464329 is an equidigital number, since it uses as much as digits as its factorization.

2220464329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 2220464329 is about 47121.8031170285. The cubic root of 2220464329 is about 1304.6116936525.

The spelling of 2220464329 in words is "two billion, two hundred twenty million, four hundred sixty-four thousand, three hundred twenty-nine".