224369730 has 128 divisors (see below), whose sum is σ = 651974400. Its totient is φ = 54577152.

The previous prime is 224369729. The next prime is 224369737. The reversal of 224369730 is 37963422.

It is a happy number.

224369730 is a `hidden beast` number, since 224 + 369 + 73 + 0 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (224369737) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 340141 + ... + 340799.

It is an arithmetic number, because the mean of its divisors is an integer number (5093550).

Almost surely, 2^224369730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224369730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (325987200).

224369730 is an abundant number, since it is smaller than the sum of its proper divisors (427604670).

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

224369730 is a wasteful number, since it uses less digits than its factorization.

224369730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785 (or 779 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 224369730 is about 14978.9762667547. The cubic root of 224369730 is about 607.6517529746.

The spelling of 224369730 in words is "two hundred twenty-four million, three hundred sixty-nine thousand, seven hundred thirty".