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BaseRepresentation
bin1000011110101111000011
311011221102221
420132233003
51032114133
6115351511
724616114
oct10365703
94157387
102223043
111289229
128b2597
135cab14
1441c20b
152dda2d
hex21ebc3

2223043 has 2 divisors, whose sum is σ = 2223044. Its totient is φ = 2223042.

The previous prime is 2223037. The next prime is 2223047. The reversal of 2223043 is 3403222.

Adding to 2223043 its reverse (3403222), we get a palindrome (5626265).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2223043 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2223047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111521 + 1111522.

It is an arithmetic number, because the mean of its divisors is an integer number (1111522).

22223043 is an apocalyptic number.

2223043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223043 is an equidigital number, since it uses as much as digits as its factorization.

2223043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2223043 is about 1490.9872568201. The cubic root of 2223043 is about 130.5116522432.

The spelling of 2223043 in words is "two million, two hundred twenty-three thousand, forty-three".