224665465 has 8 divisors (see below), whose sum is σ = 278895240. Its totient is φ = 173534592.

The previous prime is 224665433. The next prime is 224665471. The reversal of 224665465 is 564566422.

It can be written as a sum of positive squares in 4 ways, for example, as 6335289 + 218330176 = 2517^2 + 14776^2 .

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 224665465 - 2⁵ = 224665433 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, 774564 + ... + 774853.

It is an arithmetic number, because the mean of its divisors is an integer number (34861905).

Almost surely, 2^224665465 is an apocalyptic number.

It is an amenable number.

224665465 is a deficient number, since it is larger than the sum of its proper divisors (54229775).

224665465 is a wasteful number, since it uses less digits than its factorization.

224665465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549451.

The product of its digits is 345600, while the sum is 40.

The square root of 224665465 is about 14988.8446852985. The cubic root of 224665465 is about 607.9186116025.

The spelling of 224665465 in words is "two hundred twenty-four million, six hundred sixty-five thousand, four hundred sixty-five".