227224857829 has 2 divisors, whose sum is σ = 227224857830. Its totient is φ = 227224857828.

The previous prime is 227224857799. The next prime is 227224857851. The reversal of 227224857829 is 928758422722.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207512136225 + 19712721604 = 455535^2 + 140402^2 .

It is a cyclic number.

It is not a de Polignac number, because 227224857829 - 2¹³ = 227224849637 is a prime.

It is a super-2 number, since 2×227224857829² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227224857869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113612428914 + 113612428915.

It is an arithmetic number, because the mean of its divisors is an integer number (113612428915).

Almost surely, 2^227224857829 is an apocalyptic number.

It is an amenable number.

227224857829 is a deficient number, since it is larger than the sum of its proper divisors (1).

227224857829 is an equidigital number, since it uses as much as digits as its factorization.

227224857829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18063360, while the sum is 58.

The spelling of 227224857829 in words is "two hundred twenty-seven billion, two hundred twenty-four million, eight hundred fifty-seven thousand, eight hundred twenty-nine".