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8328969 = 321184131
BaseRepresentation
bin11111110001011100001001
3120200011012100
4133301130021
54113011334
6454304013
7130536465
oct37613411
916604170
108328969
114779750
122958009
1319580ac
14116b4a5
15ae7c99
hex7f1709

8328969 has 12 divisors (see below), whose sum is σ = 13124592. Its totient is φ = 5047800.

The previous prime is 8328961. The next prime is 8328977. The reversal of 8328969 is 9698238.

It is an interprime number because it is at equal distance from previous prime (8328961) and next prime (8328977).

It is not a de Polignac number, because 8328969 - 23 = 8328961 is a prime.

It is a super-3 number, since 3×83289693 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8328961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41967 + ... + 42164.

It is an arithmetic number, because the mean of its divisors is an integer number (1093716).

Almost surely, 28328969 is an apocalyptic number.

It is an amenable number.

8328969 is a deficient number, since it is larger than the sum of its proper divisors (4795623).

8328969 is a wasteful number, since it uses less digits than its factorization.

8328969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84148 (or 84145 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 8328969 is about 2885.9953222415. The cubic root of 8328969 is about 202.7046673294.

It can be divided in two parts, 832 and 8969, that added together give a square (9801 = 992).

The spelling of 8328969 in words is "eight million, three hundred twenty-eight thousand, nine hundred sixty-nine".

Divisors: 1 3 9 11 33 99 84131 252393 757179 925441 2776323 8328969