86758745 has 4 divisors (see below), whose sum is σ = 104110500. Its totient is φ = 69406992.

The previous prime is 86758717. The next prime is 86758751. The reversal of 86758745 is 54785768.

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

It can be written as a sum of positive squares in 2 ways, for example, as 59552089 + 27206656 = 7717^2 + 5216^2 .

It is a cyclic number.

It is not a de Polignac number, because 86758745 - 2¹⁸ = 86496601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86758693 and 86758702.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8675870 + ... + 8675879.

It is an arithmetic number, because the mean of its divisors is an integer number (26027625).

Almost surely, 2^86758745 is an apocalyptic number.

It is an amenable number.

86758745 is a deficient number, since it is larger than the sum of its proper divisors (17351755).

86758745 is a wasteful number, since it uses less digits than its factorization.

86758745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17351754.

The product of its digits is 1881600, while the sum is 50.

The square root of 86758745 is about 9314.4374494652. The cubic root of 86758745 is about 442.6947996945.

The spelling of 86758745 in words is "eighty-six million, seven hundred fifty-eight thousand, seven hundred forty-five".