4322647 has 4 divisors (see below), whose sum is σ = 4940176. Its totient is φ = 3705120.

The previous prime is 4322603. The next prime is 4322651. The reversal of 4322647 is 7462234.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4322647 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4322687) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 308754 + ... + 308767.

It is an arithmetic number, because the mean of its divisors is an integer number (1235044).

Almost surely, 2^4322647 is an apocalyptic number.

4322647 is a deficient number, since it is larger than the sum of its proper divisors (617529).

4322647 is an equidigital number, since it uses as much as digits as its factorization.

4322647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617528.

The product of its digits is 8064, while the sum is 28.

The square root of 4322647 is about 2079.0976408048. The cubic root of 4322647 is about 162.8983143866.

The spelling of 4322647 in words is "four million, three hundred twenty-two thousand, six hundred forty-seven".