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2228076 = 2232591049
BaseRepresentation
bin1000011111111101101100
311012012100100
420133331230
51032244301
6115431100
724636564
oct10377554
94165310
102228076
111291a94
128b5490
136001b6
1441dda4
152e0286
hex21ff6c

2228076 has 36 divisors (see below), whose sum is σ = 5733000. Its totient is φ = 729408.

The previous prime is 2228053. The next prime is 2228077. The reversal of 2228076 is 6708222.

2228076 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (2228077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1600 + ... + 2648.

It is an arithmetic number, because the mean of its divisors is an integer number (159250).

22228076 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2228076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2866500).

2228076 is an abundant number, since it is smaller than the sum of its proper divisors (3504924).

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

2228076 is a wasteful number, since it uses less digits than its factorization.

2228076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118 (or 1113 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2228076 is about 1492.6741104474. The cubic root of 2228076 is about 130.6100713997.

The spelling of 2228076 in words is "two million, two hundred twenty-eight thousand, seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 59 118 177 236 354 531 708 1049 1062 2098 2124 3147 4196 6294 9441 12588 18882 37764 61891 123782 185673 247564 371346 557019 742692 1114038 2228076