4225655 has 16 divisors (see below), whose sum is σ = 5839680. Its totient is φ = 2875392.

The previous prime is 4225651. The next prime is 4225679. The reversal of 4225655 is 5565224.

It is a cyclic number.

It is not a de Polignac number, because 4225655 - 2² = 4225651 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4¹¹ + 2³ + 2⁵ + 5² + 6² + 5⁶ + 5⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4225651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5111 + ... + 5879.

It is an arithmetic number, because the mean of its divisors is an integer number (364980).

Almost surely, 2^4225655 is an apocalyptic number.

4225655 is a deficient number, since it is larger than the sum of its proper divisors (1614025).

4225655 is a wasteful number, since it uses less digits than its factorization.

4225655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938.

The product of its digits is 12000, while the sum is 29.

The square root of 4225655 is about 2055.6398030784. The cubic root of 4225655 is about 161.6707099755.

The spelling of 4225655 in words is "four million, two hundred twenty-five thousand, six hundred fifty-five".