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2222046 = 23341149
BaseRepresentation
bin1000011110011111011110
311011220002000
420132133132
51032101141
6115343130
724613161
oct10363736
94156060
102222046
111288502
128b1aa6
135ca528
1441bad8
152dd5b6
hex21e7de

2222046 has 16 divisors (see below), whose sum is σ = 4938000. Its totient is φ = 740664.

The previous prime is 2222039. The next prime is 2222071. The reversal of 2222046 is 6402222.

It is a happy number.

It is a super-2 number, since 2×22220462 = 9874976852232, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20521 + ... + 20628.

It is an arithmetic number, because the mean of its divisors is an integer number (308625).

22222046 is an apocalyptic number.

2222046 is an abundant number, since it is smaller than the sum of its proper divisors (2715954).

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

2222046 is a wasteful number, since it uses less digits than its factorization.

2222046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41160 (or 41154 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2222046 is about 1490.6528770978. The cubic root of 2222046 is about 130.4921385144.

Adding to 2222046 its reverse (6402222), we get a palindrome (8624268).

The spelling of 2222046 in words is "two million, two hundred twenty-two thousand, forty-six".

Divisors: 1 2 3 6 9 18 27 54 41149 82298 123447 246894 370341 740682 1111023 2222046