225546655 has 8 divisors (see below), whose sum is σ = 276414912. Its totient is φ = 176598048.

The previous prime is 225546647. The next prime is 225546677. The reversal of 225546655 is 556645522.

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

It is a cyclic number.

It is not a de Polignac number, because 225546655 - 2³ = 225546647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479652 + ... + 480121.

It is an arithmetic number, because the mean of its divisors is an integer number (34551864).

Almost surely, 2^225546655 is an apocalyptic number.

225546655 is a deficient number, since it is larger than the sum of its proper divisors (50868257).

225546655 is an equidigital number, since it uses as much as digits as its factorization.

225546655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959825.

The product of its digits is 360000, while the sum is 40.

The square root of 225546655 is about 15018.2107789177. The cubic root of 225546655 is about 608.7123739406.

The spelling of 225546655 in words is "two hundred twenty-five million, five hundred forty-six thousand, six hundred fifty-five".