4225623 has 8 divisors (see below), whose sum is σ = 5718528. Its totient is φ = 2774904.

The previous prime is 4225609. The next prime is 4225633. The reversal of 4225623 is 3265224.

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

It is not a de Polignac number, because 4225623 - 2⁴ = 4225607 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 4225593 and 4225602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4225633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10311 + ... + 10712.

It is an arithmetic number, because the mean of its divisors is an integer number (714816).

Almost surely, 2^4225623 is an apocalyptic number.

4225623 is a deficient number, since it is larger than the sum of its proper divisors (1492905).

4225623 is a wasteful number, since it uses less digits than its factorization.

4225623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21093.

The product of its digits is 2880, while the sum is 24.

The square root of 4225623 is about 2055.6320195988. The cubic root of 4225623 is about 161.6703018750.

The spelling of 4225623 in words is "four million, two hundred twenty-five thousand, six hundred twenty-three".