4423291 has 4 divisors (see below), whose sum is σ = 4615632. Its totient is φ = 4230952.

The previous prime is 4423277. The next prime is 4423301. The reversal of 4423291 is 1923244.

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 4423291 - 2⁵ = 4423259 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (4423201) 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, 96136 + ... + 96181.

It is an arithmetic number, because the mean of its divisors is an integer number (1153908).

Almost surely, 2^4423291 is an apocalyptic number.

4423291 is a deficient number, since it is larger than the sum of its proper divisors (192341).

4423291 is a wasteful number, since it uses less digits than its factorization.

4423291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192340.

The product of its digits is 1728, while the sum is 25.

The square root of 4423291 is about 2103.1621430598. The cubic root of 4423291 is about 164.1528789586.

The spelling of 4423291 in words is "four million, four hundred twenty-three thousand, two hundred ninety-one".