Search a number
-
+
2486868 = 223207239
BaseRepresentation
bin1001011111001001010100
311200100100020
421133021110
51114034433
6125145140
730065226
oct11371124
94610306
102486868
11144946a
129bb1b0
13690c27
1448a416
15341cb3
hex25f254

2486868 has 12 divisors (see below), whose sum is σ = 5802720. Its totient is φ = 828952.

The previous prime is 2486867. The next prime is 2486873. The reversal of 2486868 is 8686842.

2486868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2486863) 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 3 ways as a sum of consecutive naturals, for example, 103608 + ... + 103631.

It is an arithmetic number, because the mean of its divisors is an integer number (483560).

22486868 is an apocalyptic number.

It is an amenable number.

2486868 is an abundant number, since it is smaller than the sum of its proper divisors (3315852).

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

2486868 is a wasteful number, since it uses less digits than its factorization.

2486868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207246 (or 207244 counting only the distinct ones).

The product of its digits is 147456, while the sum is 42.

The square root of 2486868 is about 1576.9806593614. The cubic root of 2486868 is about 135.4828253083.

The spelling of 2486868 in words is "two million, four hundred eighty-six thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 12 207239 414478 621717 828956 1243434 2486868