232867421 has 2 divisors, whose sum is σ = 232867422. Its totient is φ = 232867420.

The previous prime is 232867367. The next prime is 232867441. The reversal of 232867421 is 124768232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223951225 + 8916196 = 14965^2 + 2986^2 .

It is a cyclic number.

It is not a de Polignac number, because 232867421 - 2⁶ = 232867357 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 (232867441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116433710 + 116433711.

It is an arithmetic number, because the mean of its divisors is an integer number (116433711).

Almost surely, 2^232867421 is an apocalyptic number.

It is an amenable number.

232867421 is a deficient number, since it is larger than the sum of its proper divisors (1).

232867421 is an equidigital number, since it uses as much as digits as its factorization.

232867421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 35.

The square root of 232867421 is about 15259.9941349923. The cubic root of 232867421 is about 615.2282150366.

The spelling of 232867421 in words is "two hundred thirty-two million, eight hundred sixty-seven thousand, four hundred twenty-one".