224253551 has 2 divisors, whose sum is σ = 224253552. Its totient is φ = 224253550.

The previous prime is 224253521. The next prime is 224253563. The reversal of 224253551 is 155352422.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224253551 is a prime.

It is a super-2 number, since 2×224253551² = 100579310272219202, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224253521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112126775 + 112126776.

It is an arithmetic number, because the mean of its divisors is an integer number (112126776).

Almost surely, 2^224253551 is an apocalyptic number.

224253551 is a deficient number, since it is larger than the sum of its proper divisors (1).

224253551 is an equidigital number, since it uses as much as digits as its factorization.

224253551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12000, while the sum is 29.

The square root of 224253551 is about 14975.0976958416. The cubic root of 224253551 is about 607.5468538549.

The spelling of 224253551 in words is "two hundred twenty-four million, two hundred fifty-three thousand, five hundred fifty-one".