2211423 has 8 divisors (see below), whose sum is σ = 2956848. Its totient is φ = 1470144.

The previous prime is 2211413. The next prime is 2211439. The reversal of 2211423 is 3241122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2211423 - 2⁶ = 2211359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565 + ... + 2177.

It is an arithmetic number, because the mean of its divisors is an integer number (369606).

2^2211423 is an apocalyptic number.

2211423 is a deficient number, since it is larger than the sum of its proper divisors (745425).

2211423 is a wasteful number, since it uses less digits than its factorization.

2211423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2073.

The product of its digits is 96, while the sum is 15.

The square root of 2211423 is about 1487.0854044069. The cubic root of 2211423 is about 130.2838570600.

Adding to 2211423 its reverse (3241122), we get a palindrome (5452545).

The spelling of 2211423 in words is "two million, two hundred eleven thousand, four hundred twenty-three".