224019966 has 16 divisors (see below), whose sum is σ = 450165888. Its totient is φ = 74319000.

The previous prime is 224019893. The next prime is 224019967. The reversal of 224019966 is 669910422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224019967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87210 + ... + 89741.

It is an arithmetic number, because the mean of its divisors is an integer number (28135368).

Almost surely, 2^224019966 is an apocalyptic number.

224019966 is an abundant number, since it is smaller than the sum of its proper divisors (226145922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224019966 is a wasteful number, since it uses less digits than its factorization.

224019966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177167.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 224019966 is about 14967.2965494775. The cubic root of 224019966 is about 607.3358380460.

The spelling of 224019966 in words is "two hundred twenty-four million, nineteen thousand, nine hundred sixty-six".