224194068 has 120 divisors (see below), whose sum is σ = 686435904. Its totient is φ = 62467200.

The previous prime is 224194057. The next prime is 224194097. The reversal of 224194068 is 860491422.

224194068 is a `hidden beast` number, since 2 + 241 + 9 + 406 + 8 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 91783 + ... + 94193.

Almost surely, 2^224194068 is an apocalyptic number.

224194068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224194068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343217952).

224194068 is an abundant number, since it is smaller than the sum of its proper divisors (462241836).

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

224194068 is a wasteful number, since it uses less digits than its factorization.

224194068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2475 (or 2464 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 224194068 is about 14973.1115002861. Note that the first 3 decimals coincide. The cubic root of 224194068 is about 607.4931320668.

The spelling of 224194068 in words is "two hundred twenty-four million, one hundred ninety-four thousand, sixty-eight".