224073869 has 2 divisors, whose sum is σ = 224073870. Its totient is φ = 224073868.

The previous prime is 224073833. The next prime is 224073893. The reversal of 224073869 is 968370422.

It is a happy number.

224073869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180579844 + 43494025 = 13438^2 + 6595^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224073869 is a prime.

It is a super-2 number, since 2×224073869² = 100418197537258322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224076869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112036934 + 112036935.

It is an arithmetic number, because the mean of its divisors is an integer number (112036935).

Almost surely, 2^224073869 is an apocalyptic number.

It is an amenable number.

224073869 is a deficient number, since it is larger than the sum of its proper divisors (1).

224073869 is an equidigital number, since it uses as much as digits as its factorization.

224073869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 224073869 is about 14969.0971337619. The cubic root of 224073869 is about 607.3845459044.

The spelling of 224073869 in words is "two hundred twenty-four million, seventy-three thousand, eight hundred sixty-nine".