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2213164 = 222919079
BaseRepresentation
bin1000011100010100101100
311011102220001
420130110230
51031310124
6115234044
724545242
oct10342454
94142801
102213164
111281868
128a8924
135c6485
14418792
152dab44
hex21c52c

2213164 has 12 divisors (see below), whose sum is σ = 4006800. Its totient is φ = 1068368.

The previous prime is 2213147. The next prime is 2213171. The reversal of 2213164 is 4613122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9424 + ... + 9655.

It is an arithmetic number, because the mean of its divisors is an integer number (333900).

22213164 is an apocalyptic number.

It is an amenable number.

2213164 is a deficient number, since it is larger than the sum of its proper divisors (1793636).

2213164 is a wasteful number, since it uses less digits than its factorization.

2213164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19112 (or 19110 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 2213164 is about 1487.6706624788. The cubic root of 2213164 is about 130.3180378713.

Adding to 2213164 its reverse (4613122), we get a palindrome (6826286).

The spelling of 2213164 in words is "two million, two hundred thirteen thousand, one hundred sixty-four".

Divisors: 1 2 4 29 58 116 19079 38158 76316 553291 1106582 2213164