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8869441 = 72315839
BaseRepresentation
bin100001110101…
…011001000001
3121200121120211
4201311121001
54232310231
6514034121
7135250300
oct41653101
917617524
108869441
115008819
122b78941
131ab70b9
14126c437
15ba2eb1
hex875641

8869441 has 12 divisors (see below), whose sum is σ = 10652160. Its totient is φ = 7355880.

The previous prime is 8869429. The next prime is 8869453. The reversal of 8869441 is 1449688.

It is an interprime number because it is at equal distance from previous prime (8869429) and next prime (8869453).

It is not a de Polignac number, because 8869441 - 211 = 8867393 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8869394 and 8869403.

It is not an unprimeable number, because it can be changed into a prime (8869141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1401 + ... + 4438.

It is an arithmetic number, because the mean of its divisors is an integer number (887680).

Almost surely, 28869441 is an apocalyptic number.

It is an amenable number.

8869441 is a deficient number, since it is larger than the sum of its proper divisors (1782719).

8869441 is a wasteful number, since it uses less digits than its factorization.

8869441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5884 (or 5877 counting only the distinct ones).

The product of its digits is 55296, while the sum is 40.

The square root of 8869441 is about 2978.1606739731. The cubic root of 8869441 is about 206.9976506381.

The spelling of 8869441 in words is "eight million, eight hundred sixty-nine thousand, four hundred forty-one".

Divisors: 1 7 31 49 217 1519 5839 40873 181009 286111 1267063 8869441