Cookie Consent by
Search a number
2407 = 2983

2407 has 4 divisors (see below), whose sum is σ = 2520. Its totient is φ = 2296.

The previous prime is 2399. The next prime is 2411. The reversal of 2407 is 7042.

2407 is nontrivially palindromic in base 6.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2407 - 23 = 2399 is a prime.

It is a d-powerful number, because it can be written as 211 + 0 + 42 + 73 .

It is a Duffinian number.

2407 is a lucky number.

It is a plaindrome in base 11.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2417) 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 in 3 ways as a sum of consecutive naturals, for example, 13 + ... + 70.

It is an arithmetic number, because the mean of its divisors is an integer number (630).

22407 is an apocalyptic number.

2407 is a deficient number, since it is larger than the sum of its proper divisors (113).

2407 is an equidigital number, since it uses as much as digits as its factorization.

2407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112.

The product of its (nonzero) digits is 56, while the sum is 13.

The square root of 2407 is about 49.0611862881. The cubic root of 2407 is about 13.4016631187.

Adding to 2407 its reverse (7042), we get a palindrome (9449).

The spelling of 2407 in words is "two thousand, four hundred seven", and thus it is an iban number.

Divisors: 1 29 83 2407