Search a number
-
+
2213473 is a prime number
BaseRepresentation
bin1000011100011001100001
311011110022111
420130121201
51031312343
6115235321
724546163
oct10343141
94143274
102213473
111282019
128a8b41
135c6662
14418933
152dac9d
hex21c661

2213473 has 2 divisors, whose sum is σ = 2213474. Its totient is φ = 2213472.

The previous prime is 2213461. The next prime is 2213489. The reversal of 2213473 is 3743122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2211169 + 2304 = 1487^2 + 48^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213473 - 25 = 2213441 is a prime.

It is not a weakly prime, because it can be changed into another prime (2213413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106736 + 1106737.

It is an arithmetic number, because the mean of its divisors is an integer number (1106737).

22213473 is an apocalyptic number.

It is an amenable number.

2213473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213473 is an equidigital number, since it uses as much as digits as its factorization.

2213473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 22.

The square root of 2213473 is about 1487.7745124850. The cubic root of 2213473 is about 130.3241025522.

Adding to 2213473 its reverse (3743122), we get a palindrome (5956595).

The spelling of 2213473 in words is "two million, two hundred thirteen thousand, four hundred seventy-three".