224338973 has 2 divisors, whose sum is σ = 224338974. Its totient is φ = 224338972.

The previous prime is 224338951. The next prime is 224338993. The reversal of 224338973 is 379833422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214271044 + 10067929 = 14638^2 + 3173^2 .

It is a cyclic number.

It is not a de Polignac number, because 224338973 - 2⁸ = 224338717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224338973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224338993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112169486 + 112169487.

It is an arithmetic number, because the mean of its divisors is an integer number (112169487).

Almost surely, 2^224338973 is an apocalyptic number.

It is an amenable number.

224338973 is a deficient number, since it is larger than the sum of its proper divisors (1).

224338973 is an equidigital number, since it uses as much as digits as its factorization.

224338973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 41.

The square root of 224338973 is about 14977.9495592688. The cubic root of 224338973 is about 607.6239857129.

The spelling of 224338973 in words is "two hundred twenty-four million, three hundred thirty-eight thousand, nine hundred seventy-three".