4225663 has 4 divisors (see below), whose sum is σ = 4550728. Its totient is φ = 3900600.

The previous prime is 4225651. The next prime is 4225679. The reversal of 4225663 is 3665224.

It is a happy number.

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 4225663 - 2¹⁷ = 4094591 is a prime.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162513 + ... + 162538.

It is an arithmetic number, because the mean of its divisors is an integer number (1137682).

Almost surely, 2^4225663 is an apocalyptic number.

4225663 is a deficient number, since it is larger than the sum of its proper divisors (325065).

4225663 is a wasteful number, since it uses less digits than its factorization.

4225663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325064.

The product of its digits is 8640, while the sum is 28.

The square root of 4225663 is about 2055.6417489436. The cubic root of 4225663 is about 161.6708120003.

The spelling of 4225663 in words is "four million, two hundred twenty-five thousand, six hundred sixty-three".