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2426 = 21213

2426 has 4 divisors (see below), whose sum is σ = 3642. Its totient is φ = 1212.

The previous prime is 2423. The next prime is 2437. The reversal of 2426 is 6242.

Adding to 2426 its reverse (6242), we get a palindrome (8668).

2426 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6242 = 23121.

It can be written as a sum of positive squares in only one way, i.e., 2401 + 25 = 49^2 + 5^2 .

2426 is strictly pandigital in base 5.

It is a plaindrome in base 13 and base 15.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 2426.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 2426.

It is not an unprimeable number, because it can be changed into a prime (2423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605 + ... + 608.

2426 is a deficient number, since it is larger than the sum of its proper divisors (1216).

2426 is a wasteful number, since it uses less digits than its factorization.

2426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215.

The product of its digits is 96, while the sum is 14.

The square root of 2426 is about 49.2544414241. The cubic root of 2426 is about 13.4368333904.

The spelling of 2426 in words is "two thousand, four hundred twenty-six".

Divisors: 1 2 1213 2426