229570457 has 2 divisors, whose sum is σ = 229570458. Its totient is φ = 229570456.

The previous prime is 229570399. The next prime is 229570501. The reversal of 229570457 is 754075922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153165376 + 76405081 = 12376^2 + 8741^2 .

It is a cyclic number.

It is not a de Polignac number, because 229570457 - 2¹⁰ = 229569433 is a prime.

It is not a weakly prime, because it can be changed into another prime (229570157) 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, 114785228 + 114785229.

It is an arithmetic number, because the mean of its divisors is an integer number (114785229).

Almost surely, 2^229570457 is an apocalyptic number.

It is an amenable number.

229570457 is a deficient number, since it is larger than the sum of its proper divisors (1).

229570457 is an equidigital number, since it uses as much as digits as its factorization.

229570457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 229570457 is about 15151.5826566072. The cubic root of 229570457 is about 612.3109127275.

The spelling of 229570457 in words is "two hundred twenty-nine million, five hundred seventy thousand, four hundred fifty-seven".