224973841 has 2 divisors, whose sum is σ = 224973842. Its totient is φ = 224973840.

The previous prime is 224973839. The next prime is 224973887. The reversal of 224973841 is 148379422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212576400 + 12397441 = 14580^2 + 3521^2 .

It is a cyclic number.

It is not a de Polignac number, because 224973841 - 2¹ = 224973839 is a prime.

It is a super-2 number, since 2×224973841² = 101226458268586562, which contains 22 as substring.

Together with 224973839, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 224973794 and 224973803.

It is not a weakly prime, because it can be changed into another prime (224973821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112486920 + 112486921.

It is an arithmetic number, because the mean of its divisors is an integer number (112486921).

Almost surely, 2^224973841 is an apocalyptic number.

It is an amenable number.

224973841 is a deficient number, since it is larger than the sum of its proper divisors (1).

224973841 is an equidigital number, since it uses as much as digits as its factorization.

224973841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The square root of 224973841 is about 14999.1280079877. The cubic root of 224973841 is about 608.1966276331.

The spelling of 224973841 in words is "two hundred twenty-four million, nine hundred seventy-three thousand, eight hundred forty-one".