234097421 has 2 divisors, whose sum is σ = 234097422. Its totient is φ = 234097420.

The previous prime is 234097417. The next prime is 234097481. The reversal of 234097421 is 124790432.

234097421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224580196 + 9517225 = 14986^2 + 3085^2 .

It is a cyclic number.

It is not a de Polignac number, because 234097421 - 2² = 234097417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234097481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117048710 + 117048711.

It is an arithmetic number, because the mean of its divisors is an integer number (117048711).

Almost surely, 2^234097421 is an apocalyptic number.

It is an amenable number.

234097421 is a deficient number, since it is larger than the sum of its proper divisors (1).

234097421 is an equidigital number, since it uses as much as digits as its factorization.

234097421 is an evil number, because the sum of its binary digits is even.

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

The square root of 234097421 is about 15300.2425144179. The cubic root of 234097421 is about 616.3095202314.

The spelling of 234097421 in words is "two hundred thirty-four million, ninety-seven thousand, four hundred twenty-one".