86067890 has 8 divisors (see below), whose sum is σ = 154922220. Its totient is φ = 34427152.

The previous prime is 86067887. The next prime is 86067907. The reversal of 86067890 is 9876068.

It can be written as a sum of positive squares in 2 ways, for example, as 80874049 + 5193841 = 8993^2 + 2279^2 .

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

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4303385 + ... + 4303404.

Almost surely, 2^86067890 is an apocalyptic number.

86067890 is a deficient number, since it is larger than the sum of its proper divisors (68854330).

86067890 is a wasteful number, since it uses less digits than its factorization.

86067890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8606796.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 86067890 is about 9277.2781568734. The cubic root of 86067890 is about 441.5166156153.

The spelling of 86067890 in words is "eighty-six million, sixty-seven thousand, eight hundred ninety".