234024409 has 2 divisors, whose sum is σ = 234024410. Its totient is φ = 234024408.

The previous prime is 234024391. The next prime is 234024419. The reversal of 234024409 is 904420432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208167184 + 25857225 = 14428^2 + 5085^2 .

It is a cyclic number.

It is not a de Polignac number, because 234024409 - 2⁹ = 234023897 is a prime.

It is not a weakly prime, because it can be changed into another prime (234024419) 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, 117012204 + 117012205.

It is an arithmetic number, because the mean of its divisors is an integer number (117012205).

Almost surely, 2^234024409 is an apocalyptic number.

It is an amenable number.

234024409 is a deficient number, since it is larger than the sum of its proper divisors (1).

234024409 is an equidigital number, since it uses as much as digits as its factorization.

234024409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 234024409 is about 15297.8563530973. The cubic root of 234024409 is about 616.2454405427.

The spelling of 234024409 in words is "two hundred thirty-four million, twenty-four thousand, four hundred nine".