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2899 = 13223

2899 has 4 divisors (see below), whose sum is σ = 3136. Its totient is φ = 2664.

The previous prime is 2897. The next prime is 2903. The reversal of 2899 is 9982.

It is a happy number.

2899 is nontrivially palindromic in base 7.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2899 - 21 = 2897 is a prime.

It is an Ulam number.

It is a Duffinian number.

2899 is a modest number, since divided by 99 gives 28 as remainder.

2899 is a lucky number.

It is a plaindrome in base 10.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2897) 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, 99 + ... + 124.

It is an arithmetic number, because the mean of its divisors is an integer number (784).

22899 is an apocalyptic number.

2899 is a deficient number, since it is larger than the sum of its proper divisors (237).

2899 is a wasteful number, since it uses less digits than its factorization.

2899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236.

The product of its digits is 1296, while the sum is 28.

The square root of 2899 is about 53.8423625039. The cubic root of 2899 is about 14.2587921529.

It can be divided in two parts, 289 and 9, that multiplied together give a square (2601 = 512).

The spelling of 2899 in words is "two thousand, eight hundred ninety-nine".

Divisors: 1 13 223 2899