86430233 has 2 divisors, whose sum is σ = 86430234. Its totient is φ = 86430232.

The previous prime is 86430203. The next prime is 86430241. The reversal of 86430233 is 33203468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81577024 + 4853209 = 9032^2 + 2203^2 .

It is a cyclic number.

It is not a de Polignac number, because 86430233 - 2¹⁴ = 86413849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86430196 and 86430205.

It is not a weakly prime, because it can be changed into another prime (86430203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43215116 + 43215117.

It is an arithmetic number, because the mean of its divisors is an integer number (43215117).

Almost surely, 2^86430233 is an apocalyptic number.

It is an amenable number.

86430233 is a deficient number, since it is larger than the sum of its proper divisors (1).

86430233 is an equidigital number, since it uses as much as digits as its factorization.

86430233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 86430233 is about 9296.7861651218. The cubic root of 86430233 is about 442.1353383255.

The spelling of 86430233 in words is "eighty-six million, four hundred thirty thousand, two hundred thirty-three".