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2204208 = 243215307
BaseRepresentation
bin1000011010001000110000
311010222121100
420122020300
51031013313
6115124400
724510156
oct10321060
94128540
102204208
111276066
128a3700
135c2386
144153d6
152d8173
hex21a230

2204208 has 30 divisors (see below), whose sum is σ = 6169124. Its totient is φ = 734688.

The previous prime is 2204207. The next prime is 2204221. The reversal of 2204208 is 8024022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2204207) 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 5 ways as a sum of consecutive naturals, for example, 7510 + ... + 7797.

22204208 is an apocalyptic number.

It is an amenable number.

2204208 is an abundant number, since it is smaller than the sum of its proper divisors (3964916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2204208 is a wasteful number, since it uses less digits than its factorization.

2204208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15321 (or 15312 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 2204208 is about 1484.6575362689. The cubic root of 2204208 is about 130.1420144295.

The spelling of 2204208 in words is "two million, two hundred four thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 15307 30614 45921 61228 91842 122456 137763 183684 244912 275526 367368 551052 734736 1102104 2204208