224454331 has 2 divisors, whose sum is σ = 224454332. Its totient is φ = 224454330.

The previous prime is 224454323. The next prime is 224454343. The reversal of 224454331 is 133454422.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224454331 - 2³ = 224454323 is a prime.

It is a super-2 number, since 2×224454331² = 100759493409315122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224454331.

It is not a weakly prime, because it can be changed into another prime (224454371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112227165 + 112227166.

It is an arithmetic number, because the mean of its divisors is an integer number (112227166).

Almost surely, 2^224454331 is an apocalyptic number.

224454331 is a deficient number, since it is larger than the sum of its proper divisors (1).

224454331 is an equidigital number, since it uses as much as digits as its factorization.

224454331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 28.

The square root of 224454331 is about 14981.7999919903. The cubic root of 224454331 is about 607.7281172358.

Subtracting from 224454331 its reverse (133454422), we obtain a palindrome (90999909).

It can be divided in two parts, 224454 and 331, that added together give a triangular number (224785 = T₆₇₀).

The spelling of 224454331 in words is "two hundred twenty-four million, four hundred fifty-four thousand, three hundred thirty-one".