2299969 has 8 divisors (see below), whose sum is σ = 2767040. Its totient is φ = 1867536.

The previous prime is 2299963. The next prime is 2300003. The reversal of 2299969 is 9699922.

It is a happy number.

It is a Cunningham number, because it is equal to 132³+1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2299969 - 2⁵ = 2299937 is a prime.

It is a super-2 number, since 2×2299969² = 10579714801922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2299963) 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 7 ways as a sum of consecutive naturals, for example, 8514 + ... + 8779.

It is an arithmetic number, because the mean of its divisors is an integer number (345880).

2^2299969 is an apocalyptic number.

It is an amenable number.

2299969 is a deficient number, since it is larger than the sum of its proper divisors (467071).

2299969 is a wasteful number, since it uses less digits than its factorization.

2299969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17319.

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

The square root of 2299969 is about 1516.5648683785. The cubic root of 2299969 is about 132.0000191307. Note that the first 4 decimals are identical.

The spelling of 2299969 in words is "two million, two hundred ninety-nine thousand, nine hundred sixty-nine".