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2230869 = 3769967
BaseRepresentation
bin1000100000101001010101
311012100011210
420200221111
51032341434
6115452033
724650664
oct10405125
94170153
102230869
1112940a3
128b7019
13601554
14420ddb
152e0ee9
hex220a55

2230869 has 8 divisors (see below), whose sum is σ = 2981440. Its totient is φ = 1483776.

The previous prime is 2230867. The next prime is 2230871. The reversal of 2230869 is 9680322.

It is an interprime number because it is at equal distance from previous prime (2230867) and next prime (2230871).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2230869 - 21 = 2230867 is a prime.

It is a super-3 number, since 3×22308693 = 33307609208949974727, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1824 + ... + 2790.

It is an arithmetic number, because the mean of its divisors is an integer number (372680).

22230869 is an apocalyptic number.

It is an amenable number.

2230869 is a deficient number, since it is larger than the sum of its proper divisors (750571).

2230869 is an equidigital number, since it uses as much as digits as its factorization.

2230869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 2230869 is about 1493.6093866872. The cubic root of 2230869 is about 130.6646239384.

The spelling of 2230869 in words is "two million, two hundred thirty thousand, eight hundred sixty-nine".

Divisors: 1 3 769 967 2307 2901 743623 2230869