224545155 has 8 divisors (see below), whose sum is σ = 359272272. Its totient is φ = 119757408.

The previous prime is 224545147. The next prime is 224545169. The reversal of 224545155 is 551545422.

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

It is not a de Polignac number, because 224545155 - 2³ = 224545147 is a prime.

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, 7484824 + ... + 7484853.

It is an arithmetic number, because the mean of its divisors is an integer number (44909034).

Almost surely, 2^224545155 is an apocalyptic number.

224545155 is a deficient number, since it is larger than the sum of its proper divisors (134727117).

224545155 is a wasteful number, since it uses less digits than its factorization.

224545155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14969685.

The product of its digits is 40000, while the sum is 33.

The square root of 224545155 is about 14984.8308298759. The cubic root of 224545155 is about 607.8100772720.

The spelling of 224545155 in words is "two hundred twenty-four million, five hundred forty-five thousand, one hundred fifty-five".