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2266222 = 27161873
BaseRepresentation
bin1000101001010001101110
311021010200011
420221101232
51040004342
6120323434
725156030
oct10512156
94233604
102266222
111308712
1291357a
1361467a
1442dc50
152eb717
hex22946e

2266222 has 8 divisors (see below), whose sum is σ = 3884976. Its totient is φ = 971232.

The previous prime is 2266217. The next prime is 2266223. The reversal of 2266222 is 2226622.

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

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2266193 and 2266202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2266223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80923 + ... + 80950.

It is an arithmetic number, because the mean of its divisors is an integer number (485622).

22266222 is an apocalyptic number.

2266222 is a deficient number, since it is larger than the sum of its proper divisors (1618754).

2266222 is a wasteful number, since it uses less digits than its factorization.

2266222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161882.

The product of its digits is 1152, while the sum is 22.

The square root of 2266222 is about 1505.3976218926. The cubic root of 2266222 is about 131.3512319535.

The spelling of 2266222 in words is "two million, two hundred sixty-six thousand, two hundred twenty-two".

Divisors: 1 2 7 14 161873 323746 1133111 2266222