235204429 has 2 divisors, whose sum is σ = 235204430. Its totient is φ = 235204428.

The previous prime is 235204391. The next prime is 235204447. The reversal of 235204429 is 924402532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 206066025 + 29138404 = 14355^2 + 5398^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235204429 is a prime.

It is a super-2 number, since 2×235204429² = 110642246842432082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 235204429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235204499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117602214 + 117602215.

It is an arithmetic number, because the mean of its divisors is an integer number (117602215).

Almost surely, 2^235204429 is an apocalyptic number.

It is an amenable number.

235204429 is a deficient number, since it is larger than the sum of its proper divisors (1).

235204429 is an equidigital number, since it uses as much as digits as its factorization.

235204429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 235204429 is about 15336.3760060844. The cubic root of 235204429 is about 617.2794682015.

The spelling of 235204429 in words is "two hundred thirty-five million, two hundred four thousand, four hundred twenty-nine".