86845786 has 8 divisors (see below), whose sum is σ = 130714164. Its totient is φ = 43274400.

The previous prime is 86845763. The next prime is 86845799. The reversal of 86845786 is 68754868.

It can be written as a sum of positive squares in 2 ways, for example, as 86843761 + 2025 = 9319^2 + 45^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 73515 + ... + 74686.

Almost surely, 2^86845786 is an apocalyptic number.

86845786 is a deficient number, since it is larger than the sum of its proper divisors (43868378).

86845786 is a wasteful number, since it uses less digits than its factorization.

86845786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148496.

The product of its digits is 2580480, while the sum is 52.

The square root of 86845786 is about 9319.1086483633. The cubic root of 86845786 is about 442.8427952242.

The spelling of 86845786 in words is "eighty-six million, eight hundred forty-five thousand, seven hundred eighty-six".