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12884046 = 237306763
BaseRepresentation
bin110001001001…
…100001001110
3220020120120220
4301021201032
511244242141
61140052210
7214340550
oct61114116
926216526
1012884046
1172aaa7a
124394066
1328914c6
1419d54d0
1511e7766
hexc4984e

12884046 has 16 divisors (see below), whose sum is σ = 29449344. Its totient is φ = 3681144.

The previous prime is 12884041. The next prime is 12884051. The reversal of 12884046 is 64048821.

It is an interprime number because it is at equal distance from previous prime (12884041) and next prime (12884051).

It is a junction number, because it is equal to n+sod(n) for n = 12883998 and 12884016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12884041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153340 + ... + 153423.

It is an arithmetic number, because the mean of its divisors is an integer number (1840584).

Almost surely, 212884046 is an apocalyptic number.

12884046 is an abundant number, since it is smaller than the sum of its proper divisors (16565298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12884046 is a wasteful number, since it uses less digits than its factorization.

12884046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306775.

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 12884046 is about 3589.4353316364. The cubic root of 12884046 is about 234.4322858726.

The spelling of 12884046 in words is "twelve million, eight hundred eighty-four thousand, forty-six".

Divisors: 1 2 3 6 7 14 21 42 306763 613526 920289 1840578 2147341 4294682 6442023 12884046