229505953 has 4 divisors (see below), whose sum is σ = 233836308. Its totient is φ = 225175600.

The previous prime is 229505917. The next prime is 229505963. The reversal of 229505953 is 359505922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 175085824 + 54420129 = 13232^2 + 7377^2 .

It is a cyclic number.

It is not a de Polignac number, because 229505953 - 2¹³ = 229497761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229505963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2165098 + ... + 2165203.

It is an arithmetic number, because the mean of its divisors is an integer number (58459077).

Almost surely, 2^229505953 is an apocalyptic number.

It is an amenable number.

229505953 is a deficient number, since it is larger than the sum of its proper divisors (4330355).

229505953 is an equidigital number, since it uses as much as digits as its factorization.

229505953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330354.

The product of its (nonzero) digits is 121500, while the sum is 40.

The square root of 229505953 is about 15149.4538845465. The cubic root of 229505953 is about 612.2535589440.

The spelling of 229505953 in words is "two hundred twenty-nine million, five hundred five thousand, nine hundred fifty-three".