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2230569 = 321122531
BaseRepresentation
bin1000100000100100101001
311012022202200
420200210221
51032334234
6115450413
724650055
oct10404451
94168680
102230569
111293950
128b6a09
13601383
14420c65
152e0d99
hex220929

2230569 has 12 divisors (see below), whose sum is σ = 3514992. Its totient is φ = 1351800.

The previous prime is 2230561. The next prime is 2230577. The reversal of 2230569 is 9650322.

It is an interprime number because it is at equal distance from previous prime (2230561) and next prime (2230577).

It is not a de Polignac number, because 2230569 - 23 = 2230561 is a prime.

It is a super-2 number, since 2×22305692 = 9950876127522, which contains 22 as substring.

It is a d-powerful number, because it can be written as 211 + 221 + 33 + 0 + 57 + 66 + 94 .

It is not an unprimeable number, because it can be changed into a prime (2230561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11167 + ... + 11364.

It is an arithmetic number, because the mean of its divisors is an integer number (292916).

22230569 is an apocalyptic number.

It is an amenable number.

2230569 is a deficient number, since it is larger than the sum of its proper divisors (1284423).

2230569 is a wasteful number, since it uses less digits than its factorization.

2230569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22548 (or 22545 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 2230569 is about 1493.5089554469. The cubic root of 2230569 is about 130.6587665581.

The spelling of 2230569 in words is "two million, two hundred thirty thousand, five hundred sixty-nine".

Divisors: 1 3 9 11 33 99 22531 67593 202779 247841 743523 2230569