224002066 has 4 divisors (see below), whose sum is σ = 336003102. Its totient is φ = 112001032.

The previous prime is 224002057. The next prime is 224002067. The reversal of 224002066 is 660200422.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 203490225 + 20511841 = 14265^2 + 4529^2 .

It is not an unprimeable number, because it can be changed into a prime (224002067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56000515 + ... + 56000518.

Almost surely, 2^224002066 is an apocalyptic number.

224002066 is a deficient number, since it is larger than the sum of its proper divisors (112001036).

224002066 is a wasteful number, since it uses less digits than its factorization.

224002066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112001035.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 224002066 is about 14966.6985671523. The cubic root of 224002066 is about 607.3196615101.

Adding to 224002066 its reverse (660200422), we get a palindrome (884202488).

The spelling of 224002066 in words is "two hundred twenty-four million, two thousand, sixty-six".