4223137 has 4 divisors (see below), whose sum is σ = 4232836. Its totient is φ = 4213440.

The previous prime is 4223117. The next prime is 4223171. The reversal of 4223137 is 7313224.

4223137 is nontrivially palindromic in base 12.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3984016 + 239121 = 1996^2 + 489^2 .

It is a cyclic number.

It is not a de Polignac number, because 4223137 - 2¹⁵ = 4190369 is a prime.

It is a super-2 number, since 2×4223137² = 35669772241538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4223117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4164 + ... + 5077.

It is an arithmetic number, because the mean of its divisors is an integer number (1058209).

Almost surely, 2^4223137 is an apocalyptic number.

It is an amenable number.

4223137 is a deficient number, since it is larger than the sum of its proper divisors (9699).

4223137 is an equidigital number, since it uses as much as digits as its factorization.

4223137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9698.

The product of its digits is 1008, while the sum is 22.

The square root of 4223137 is about 2055.0272504276. The cubic root of 4223137 is about 161.6385912678.

The spelling of 4223137 in words is "four million, two hundred twenty-three thousand, one hundred thirty-seven".