224705085 has 16 divisors (see below), whose sum is σ = 392212800. Its totient is φ = 108947840.

The previous prime is 224705053. The next prime is 224705087. The reversal of 224705085 is 580507422.

It is not a de Polignac number, because 224705085 - 2⁵ = 224705053 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224705087) 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, 680760 + ... + 681089.

It is an arithmetic number, because the mean of its divisors is an integer number (24513300).

Almost surely, 2^224705085 is an apocalyptic number.

It is an amenable number.

224705085 is a deficient number, since it is larger than the sum of its proper divisors (167507715).

224705085 is a wasteful number, since it uses less digits than its factorization.

224705085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361868.

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 224705085 is about 14990.1662765961. The cubic root of 224705085 is about 607.9543452056.

The spelling of 224705085 in words is "two hundred twenty-four million, seven hundred five thousand, eighty-five".