86493259 has 4 divisors (see below), whose sum is σ = 86775304. Its totient is φ = 86211216.

The previous prime is 86493257. The next prime is 86493293. The reversal of 86493259 is 95239468.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86493259 - 2¹ = 86493257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86493257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140562 + ... + 141175.

It is an arithmetic number, because the mean of its divisors is an integer number (21693826).

Almost surely, 2^86493259 is an apocalyptic number.

86493259 is a deficient number, since it is larger than the sum of its proper divisors (282045).

86493259 is a wasteful number, since it uses less digits than its factorization.

86493259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282044.

The product of its digits is 466560, while the sum is 46.

The square root of 86493259 is about 9300.1752134032. The cubic root of 86493259 is about 442.2427824077.

The spelling of 86493259 in words is "eighty-six million, four hundred ninety-three thousand, two hundred fifty-nine".