86055745 has 4 divisors (see below), whose sum is σ = 103266900. Its totient is φ = 68844592.

The previous prime is 86055743. The next prime is 86055787. The reversal of 86055745 is 54755068.

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 22439169 + 63616576 = 4737^2 + 7976^2 .

It is a cyclic number.

It is not a de Polignac number, because 86055745 - 2¹ = 86055743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86055698 and 86055707.

It is not an unprimeable number, because it can be changed into a prime (86055743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8605570 + ... + 8605579.

It is an arithmetic number, because the mean of its divisors is an integer number (25816725).

Almost surely, 2^86055745 is an apocalyptic number.

It is an amenable number.

86055745 is a deficient number, since it is larger than the sum of its proper divisors (17211155).

86055745 is a wasteful number, since it uses less digits than its factorization.

86055745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17211154.

The product of its (nonzero) digits is 168000, while the sum is 40.

The square root of 86055745 is about 9276.6235775739. The cubic root of 86055745 is about 441.4958472368.

The spelling of 86055745 in words is "eighty-six million, fifty-five thousand, seven hundred forty-five".