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3886472 = 23172412
BaseRepresentation
bin1110110100110110001000
321022110020102
432310312020
51443331342
6215144532
745014552
oct16646610
97273212
103886472
112214a67
121375148
13a60cb5
147324d2
1551b832
hex3b4d88

3886472 has 36 divisors (see below), whose sum is σ = 7934415. Its totient is φ = 1784320.

The previous prime is 3886459. The next prime is 3886481. The reversal of 3886472 is 2746883.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

3886472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 948676 + 2937796 = 974^2 + 1714^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=1394.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 94772 + ... + 94812.

Almost surely, 23886472 is an apocalyptic number.

It is an amenable number.

3886472 is an abundant number, since it is smaller than the sum of its proper divisors (4047943).

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

3886472 is a wasteful number, since it uses less digits than its factorization.

3886472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 60 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 3886472 is about 1971.4137059481. The cubic root of 3886472 is about 157.2238817104.

The spelling of 3886472 in words is "three million, eight hundred eighty-six thousand, four hundred seventy-two".

Divisors: 1 2 4 8 17 34 41 68 82 136 164 289 328 578 697 1156 1394 1681 2312 2788 3362 5576 6724 11849 13448 23698 28577 47396 57154 94792 114308 228616 485809 971618 1943236 3886472