86735533 has 2 divisors, whose sum is σ = 86735534. Its totient is φ = 86735532.

The previous prime is 86735531. The next prime is 86735563. The reversal of 86735533 is 33553768.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49744809 + 36990724 = 7053^2 + 6082^2 .

It is a cyclic number.

It is not a de Polignac number, because 86735533 - 2¹ = 86735531 is a prime.

Together with 86735531, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86735531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43367766 + 43367767.

It is an arithmetic number, because the mean of its divisors is an integer number (43367767).

Almost surely, 2^86735533 is an apocalyptic number.

It is an amenable number.

86735533 is a deficient number, since it is larger than the sum of its proper divisors (1).

86735533 is an equidigital number, since it uses as much as digits as its factorization.

86735533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 40.

The square root of 86735533 is about 9313.1913434655. The cubic root of 86735533 is about 442.6553156892.

The spelling of 86735533 in words is "eighty-six million, seven hundred thirty-five thousand, five hundred thirty-three".