4225555 has 4 divisors (see below), whose sum is σ = 5070672. Its totient is φ = 3380440.

The previous prime is 4225549. The next prime is 4225589. The reversal of 4225555 is 5555224.

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

It is not a de Polignac number, because 4225555 - 2³ = 4225547 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422551 + ... + 422560.

It is an arithmetic number, because the mean of its divisors is an integer number (1267668).

Almost surely, 2^4225555 is an apocalyptic number.

4225555 is a deficient number, since it is larger than the sum of its proper divisors (845117).

4225555 is an equidigital number, since it uses as much as digits as its factorization.

4225555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845116.

The product of its digits is 10000, while the sum is 28.

The square root of 4225555 is about 2055.6154796070. The cubic root of 4225555 is about 161.6694346546.

The spelling of 4225555 in words is "four million, two hundred twenty-five thousand, five hundred fifty-five".