2269999 has 4 divisors (see below), whose sum is σ = 2273040. Its totient is φ = 2266960.

The previous prime is 2269991. The next prime is 2270003. The reversal of 2269999 is 9999622.

It is a happy number.

2269999 is digitally balanced in base 2, 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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2269999 - 2³ = 2269991 is a prime.

It is a Duffinian number.

2269999 is a modest number, since divided by 9999 gives 226 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2269991) 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, 459 + ... + 2179.

It is an arithmetic number, because the mean of its divisors is an integer number (568260).

2^2269999 is an apocalyptic number.

2269999 is a deficient number, since it is larger than the sum of its proper divisors (3041).

2269999 is a wasteful number, since it uses less digits than its factorization.

2269999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040.

The product of its digits is 157464, while the sum is 46.

The square root of 2269999 is about 1506.6515854702. The cubic root of 2269999 is about 131.4241636495.

The spelling of 2269999 in words is "two million, two hundred sixty-nine thousand, nine hundred ninety-nine".