4223291 has 4 divisors (see below), whose sum is σ = 4337472. Its totient is φ = 4109112.

The previous prime is 4223267. The next prime is 4223311. The reversal of 4223291 is 1923224.

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 4223291 - 2¹⁸ = 3961147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4223231) 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, 57035 + ... + 57108.

It is an arithmetic number, because the mean of its divisors is an integer number (1084368).

Almost surely, 2^4223291 is an apocalyptic number.

4223291 is a deficient number, since it is larger than the sum of its proper divisors (114181).

4223291 is a wasteful number, since it uses less digits than its factorization.

4223291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114180.

The product of its digits is 864, while the sum is 23.

The square root of 4223291 is about 2055.0647191755. The cubic root of 4223291 is about 161.6405560032.

The spelling of 4223291 in words is "four million, two hundred twenty-three thousand, two hundred ninety-one".