4423147 has 4 divisors (see below), whose sum is σ = 4428880. Its totient is φ = 4417416.

The previous prime is 4423127. The next prime is 4423157. The reversal of 4423147 is 7413244.

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 4423147 - 2⁷ = 4423019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4423117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1488 + ... + 3325.

It is an arithmetic number, because the mean of its divisors is an integer number (1107220).

Almost surely, 2^4423147 is an apocalyptic number.

4423147 is a deficient number, since it is larger than the sum of its proper divisors (5733).

4423147 is an equidigital number, since it uses as much as digits as its factorization.

4423147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5732.

The product of its digits is 2688, while the sum is 25.

The square root of 4423147 is about 2103.1279086161. The cubic root of 4423147 is about 164.1510976099.

The spelling of 4423147 in words is "four million, four hundred twenty-three thousand, one hundred forty-seven".