224168697 has 6 divisors (see below), whose sum is σ = 323799242. Its totient is φ = 149445792.

The previous prime is 224168687. The next prime is 224168713. The reversal of 224168697 is 796861422.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 181279296 + 42889401 = 13464^2 + 6549^2 .

It is not a de Polignac number, because 224168697 - 2¹⁶ = 224103161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224168627) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12453808 + ... + 12453825.

Almost surely, 2^224168697 is an apocalyptic number.

It is an amenable number.

224168697 is a deficient number, since it is larger than the sum of its proper divisors (99630545).

224168697 is a wasteful number, since it uses less digits than its factorization.

224168697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24907639 (or 24907636 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 224168697 is about 14972.2642576198. The cubic root of 224168697 is about 607.4702154782.

It can be divided in two parts, 22416 and 8697, that added together give a palindrome (31113).

The spelling of 224168697 in words is "two hundred twenty-four million, one hundred sixty-eight thousand, six hundred ninety-seven".