234221297 has 2 divisors, whose sum is σ = 234221298. Its totient is φ = 234221296.

The previous prime is 234221287. The next prime is 234221311. The reversal of 234221297 is 792122432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 233508961 + 712336 = 15281^2 + 844^2 .

It is a cyclic number.

It is not a de Polignac number, because 234221297 - 2⁸ = 234221041 is a prime.

It is not a weakly prime, because it can be changed into another prime (234221237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117110648 + 117110649.

It is an arithmetic number, because the mean of its divisors is an integer number (117110649).

Almost surely, 2^234221297 is an apocalyptic number.

It is an amenable number.

234221297 is a deficient number, since it is larger than the sum of its proper divisors (1).

234221297 is an equidigital number, since it uses as much as digits as its factorization.

234221297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 234221297 is about 15304.2901501507. The cubic root of 234221297 is about 616.4182107291.

The spelling of 234221297 in words is "two hundred thirty-four million, two hundred twenty-one thousand, two hundred ninety-seven".