2246667 has 4 divisors (see below), whose sum is σ = 2995560. Its totient is φ = 1497776.

The previous prime is 2246641. The next prime is 2246683. The reversal of 2246667 is 7666422.

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 2246667 - 2⁸ = 2246411 is a prime.

It is a D-number.

2246667 is a lucky number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2246687) 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, 374442 + ... + 374447.

It is an arithmetic number, because the mean of its divisors is an integer number (748890).

2^2246667 is an apocalyptic number.

2246667 is a deficient number, since it is larger than the sum of its proper divisors (748893).

2246667 is an equidigital number, since it uses as much as digits as its factorization.

2246667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748892.

The product of its digits is 24192, while the sum is 33.

The square root of 2246667 is about 1498.8885882546. Note that the first 3 decimals coincide. The cubic root of 2246667 is about 130.9723345420.

The spelling of 2246667 in words is "two million, two hundred forty-six thousand, six hundred sixty-seven".