234739997 has 2 divisors, whose sum is σ = 234739998. Its totient is φ = 234739996.

The previous prime is 234739993. The next prime is 234740027. The reversal of 234739997 is 799937432.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226382116 + 8357881 = 15046^2 + 2891^2 .

It is a cyclic number.

It is not a de Polignac number, because 234739997 - 2² = 234739993 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234739993) 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, 117369998 + 117369999.

It is an arithmetic number, because the mean of its divisors is an integer number (117369999).

Almost surely, 2^234739997 is an apocalyptic number.

It is an amenable number.

234739997 is a deficient number, since it is larger than the sum of its proper divisors (1).

234739997 is an equidigital number, since it uses as much as digits as its factorization.

234739997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2571912, while the sum is 53.

The square root of 234739997 is about 15321.2270069991. The cubic root of 234739997 is about 616.8729094744.

The spelling of 234739997 in words is "two hundred thirty-four million, seven hundred thirty-nine thousand, nine hundred ninety-seven".