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3287669 = 71142697
BaseRepresentation
bin1100100010101001110101
320012000211112
430202221311
51320201134
6154244405
736642020
oct14425165
96160745
103287669
111946090
121126705
138b1588
146181b7
1544e1ce
hex322a75

3287669 has 8 divisors (see below), whose sum is σ = 4099008. Its totient is φ = 2561760.

The previous prime is 3287653. The next prime is 3287677. The reversal of 3287669 is 9667823.

3287669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3287669 - 24 = 3287653 is a prime.

It is a super-2 number, since 2×32876692 = 21617534907122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3287629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21272 + ... + 21425.

It is an arithmetic number, because the mean of its divisors is an integer number (512376).

Almost surely, 23287669 is an apocalyptic number.

It is an amenable number.

3287669 is a deficient number, since it is larger than the sum of its proper divisors (811339).

3287669 is a wasteful number, since it uses less digits than its factorization.

3287669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42715.

The product of its digits is 108864, while the sum is 41.

The square root of 3287669 is about 1813.1930399160. The cubic root of 3287669 is about 148.6948848374.

It can be divided in two parts, 328 and 7669, that added together give a palindrome (7997).

The spelling of 3287669 in words is "three million, two hundred eighty-seven thousand, six hundred sixty-nine".

Divisors: 1 7 11 77 42697 298879 469667 3287669