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2422868 = 22786531
BaseRepresentation
bin1001001111100001010100
311120002112212
421033201110
51110012433
6123532552
726410520
oct11174124
94502485
102422868
111405378
1298a158
1366aa66
14470d80
1532cd48
hex24f854

2422868 has 12 divisors (see below), whose sum is σ = 4845792. Its totient is φ = 1038360.

The previous prime is 2422837. The next prime is 2422873. The reversal of 2422868 is 8682242.

It is a happy number.

2422868 is nontrivially palindromic in base 13.

2422868 is an admirable number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 24 + 4 + 214 + 221 + 83 + 66 + 86 .

It is a zygodrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43238 + ... + 43293.

It is an arithmetic number, because the mean of its divisors is an integer number (403816).

22422868 is an apocalyptic number.

2422868 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2422868 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2422868 is a wasteful number, since it uses less digits than its factorization.

2422868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86542 (or 86540 counting only the distinct ones).

The product of its digits is 12288, while the sum is 32.

The square root of 2422868 is about 1556.5564557702. The cubic root of 2422868 is about 134.3104852017.

The spelling of 2422868 in words is "two million, four hundred twenty-two thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 86531 173062 346124 605717 1211434 2422868