86259994 has 12 divisors (see below), whose sum is σ = 130094334. Its totient is φ = 42896384.

The previous prime is 86259977. The next prime is 86259997. The reversal of 86259994 is 49995268.

It can be written as a sum of positive squares in 3 ways, for example, as 84879369 + 1380625 = 9213^2 + 1175^2 .

It is not an unprimeable number, because it can be changed into a prime (86259997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131772 + ... + 132424.

Almost surely, 2^86259994 is an apocalyptic number.

86259994 is a deficient number, since it is larger than the sum of its proper divisors (43834340).

86259994 is an equidigital number, since it uses as much as digits as its factorization.

86259994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169 (or 912 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 52.

The square root of 86259994 is about 9287.6258537906. The cubic root of 86259994 is about 441.8448606862.

The spelling of 86259994 in words is "eighty-six million, two hundred fifty-nine thousand, nine hundred ninety-four".