2299886 has 4 divisors (see below), whose sum is σ = 3449832. Its totient is φ = 1149942.

The previous prime is 2299873. The next prime is 2299901. The reversal of 2299886 is 6889922.

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

It is a super-2 number, since 2×2299886² = 10578951225992, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574970 + ... + 574973.

It is an arithmetic number, because the mean of its divisors is an integer number (862458).

2^2299886 is an apocalyptic number.

2299886 is a deficient number, since it is larger than the sum of its proper divisors (1149946).

2299886 is a wasteful number, since it uses less digits than its factorization.

2299886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149945.

The product of its digits is 124416, while the sum is 44.

The square root of 2299886 is about 1516.5375036576. The cubic root of 2299886 is about 131.9984312639.

The spelling of 2299886 in words is "two million, two hundred ninety-nine thousand, eight hundred eighty-six".