224021712 has 40 divisors (see below), whose sum is σ = 579364704. Its totient is φ = 74591104.

The previous prime is 224021711. The next prime is 224021741. The reversal of 224021712 is 217120422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224021711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53818 + ... + 57830.

Almost surely, 2^224021712 is an apocalyptic number.

It is an amenable number.

224021712 is an abundant number, since it is smaller than the sum of its proper divisors (355342992).

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

224021712 is a wasteful number, since it uses less digits than its factorization.

224021712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5187 (or 5181 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 224021712 is about 14967.3548765305. The cubic root of 224021712 is about 607.3374158899.

The spelling of 224021712 in words is "two hundred twenty-four million, twenty-one thousand, seven hundred twelve".