86769233 has 2 divisors, whose sum is σ = 86769234. Its totient is φ = 86769232.

The previous prime is 86769211. The next prime is 86769239. The reversal of 86769233 is 33296768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80874049 + 5895184 = 8993^2 + 2428^2 .

It is a cyclic number.

It is not a de Polignac number, because 86769233 - 2⁸ = 86768977 is a prime.

It is not a weakly prime, because it can be changed into another prime (86769239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43384616 + 43384617.

It is an arithmetic number, because the mean of its divisors is an integer number (43384617).

Almost surely, 2^86769233 is an apocalyptic number.

It is an amenable number.

86769233 is a deficient number, since it is larger than the sum of its proper divisors (1).

86769233 is an equidigital number, since it uses as much as digits as its factorization.

86769233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 44.

The square root of 86769233 is about 9315.0004294149. Note that the first 3 decimals coincide. The cubic root of 86769233 is about 442.7126376504.

The spelling of 86769233 in words is "eighty-six million, seven hundred sixty-nine thousand, two hundred thirty-three".