234410621 has 2 divisors, whose sum is σ = 234410622. Its totient is φ = 234410620.

The previous prime is 234410591. The next prime is 234410647. The reversal of 234410621 is 126014432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154504900 + 79905721 = 12430^2 + 8939^2 .

It is a cyclic number.

It is not a de Polignac number, because 234410621 - 2⁶ = 234410557 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 (234410521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117205310 + 117205311.

It is an arithmetic number, because the mean of its divisors is an integer number (117205311).

Almost surely, 2^234410621 is an apocalyptic number.

It is an amenable number.

234410621 is a deficient number, since it is larger than the sum of its proper divisors (1).

234410621 is an equidigital number, since it uses as much as digits as its factorization.

234410621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 234410621 is about 15310.4742251832. The cubic root of 234410621 is about 616.5842521791.

The spelling of 234410621 in words is "two hundred thirty-four million, four hundred ten thousand, six hundred twenty-one".