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3224065 = 513193257
BaseRepresentation
bin1100010011001000000001
320001210120211
430103020001
51311132230
6153034121
736255415
oct14231001
96053524
103224065
111902319
1210b5941
1388b640
145dcd45
1543a42a
hex313201

3224065 has 16 divisors (see below), whose sum is σ = 4204368. Its totient is φ = 2359296.

The previous prime is 3224057. The next prime is 3224077. The reversal of 3224065 is 5604223.

Adding to 3224065 its reverse (5604223), we get a palindrome (8828288).

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 16384 + 3207681 = 128^2 + 1791^2 .

It is a 2-Lehmer number, since φ(3224065) divides (3224065-1)2.

It is a cyclic number.

It is a Carmichael number.

It is not a de Polignac number, because 3224065 - 23 = 3224057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12417 + ... + 12673.

It is an arithmetic number, because the mean of its divisors is an integer number (262773).

It is a Poulet number, since it divides 23224064-1.

Almost surely, 23224065 is an apocalyptic number.

It is an amenable number.

3224065 is a deficient number, since it is larger than the sum of its proper divisors (980303).

3224065 is a wasteful number, since it uses less digits than its factorization.

3224065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 3224065 is about 1795.5681552088. The cubic root of 3224065 is about 147.7297387001.

The spelling of 3224065 in words is "three million, two hundred twenty-four thousand, sixty-five".

Divisors: 1 5 13 65 193 257 965 1285 2509 3341 12545 16705 49601 248005 644813 3224065