86357668 has 12 divisors (see below), whose sum is σ = 151293772. Its totient is φ = 43130880.

The previous prime is 86357653. The next prime is 86357683. The reversal of 86357668 is 86675368.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (86357653) and next prime (86357683).

It can be written as a sum of positive squares in 2 ways, for example, as 9935104 + 76422564 = 3152^2 + 8742^2 .

It is an unprimeable number.

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, 7773 + ... + 15268.

Almost surely, 2^86357668 is an apocalyptic number.

It is an amenable number.

86357668 is a deficient number, since it is larger than the sum of its proper divisors (64936104).

86357668 is a wasteful number, since it uses less digits than its factorization.

86357668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23982 (or 23980 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 86357668 is about 9292.8826528693. The cubic root of 86357668 is about 442.0115678470.

It can be divided in two parts, 86357 and 668, that added together give a square (87025 = 295²).

The spelling of 86357668 in words is "eighty-six million, three hundred fifty-seven thousand, six hundred sixty-eight".