235020229 has 2 divisors, whose sum is σ = 235020230. Its totient is φ = 235020228.

The previous prime is 235020221. The next prime is 235020259. The reversal of 235020229 is 922020532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180230625 + 54789604 = 13425^2 + 7402^2 .

It is a cyclic number.

It is not a de Polignac number, because 235020229 - 2³ = 235020221 is a prime.

It is equal to p_12903055 and since 235020229 and 12903055 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235020221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117510114 + 117510115.

It is an arithmetic number, because the mean of its divisors is an integer number (117510115).

Almost surely, 2^235020229 is an apocalyptic number.

It is an amenable number.

235020229 is a deficient number, since it is larger than the sum of its proper divisors (1).

235020229 is an equidigital number, since it uses as much as digits as its factorization.

235020229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 235020229 is about 15330.3694997870. The cubic root of 235020229 is about 617.1182856173.

The spelling of 235020229 in words is "two hundred thirty-five million, twenty thousand, two hundred twenty-nine".