234609997 has 2 divisors, whose sum is σ = 234609998. Its totient is φ = 234609996.

The previous prime is 234609983. The next prime is 234610037. The reversal of 234609997 is 799906432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197290116 + 37319881 = 14046^2 + 6109^2 .

It is a cyclic number.

It is not a de Polignac number, because 234609997 - 2¹¹ = 234607949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234609997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234609097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117304998 + 117304999.

It is an arithmetic number, because the mean of its divisors is an integer number (117304999).

Almost surely, 2^234609997 is an apocalyptic number.

It is an amenable number.

234609997 is a deficient number, since it is larger than the sum of its proper divisors (1).

234609997 is an equidigital number, since it uses as much as digits as its factorization.

234609997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 49.

The square root of 234609997 is about 15316.9839394053. The cubic root of 234609997 is about 616.7590128403.

The spelling of 234609997 in words is "two hundred thirty-four million, six hundred nine thousand, nine hundred ninety-seven".