229588973 has 2 divisors, whose sum is σ = 229588974. Its totient is φ = 229588972.

The previous prime is 229588903. The next prime is 229588991. The reversal of 229588973 is 379885922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158810404 + 70778569 = 12602^2 + 8413^2 .

It is a cyclic number.

It is not a de Polignac number, because 229588973 - 2⁸ = 229588717 is a prime.

It is a super-2 number, since 2×229588973² = 105422193046389458, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229588903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114794486 + 114794487.

It is an arithmetic number, because the mean of its divisors is an integer number (114794487).

Almost surely, 2^229588973 is an apocalyptic number.

It is an amenable number.

229588973 is a deficient number, since it is larger than the sum of its proper divisors (1).

229588973 is an equidigital number, since it uses as much as digits as its factorization.

229588973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 53.

The square root of 229588973 is about 15152.1936695648. The cubic root of 229588973 is about 612.3273742592.

The spelling of 229588973 in words is "two hundred twenty-nine million, five hundred eighty-eight thousand, nine hundred seventy-three".