86787010 has 8 divisors (see below), whose sum is σ = 156216636. Its totient is φ = 34714800.

The previous prime is 86786993. The next prime is 86787017. The reversal of 86787010 is 1078768.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 84107241 + 2679769 = 9171^2 + 1637^2 .

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

It is not an unprimeable number, because it can be changed into a prime (86787017) by changing a digit.

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, 4339341 + ... + 4339360.

Almost surely, 2^86787010 is an apocalyptic number.

86787010 is a deficient number, since it is larger than the sum of its proper divisors (69429626).

86787010 is a wasteful number, since it uses less digits than its factorization.

86787010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8678708.

The product of its (nonzero) digits is 18816, while the sum is 37.

The square root of 86787010 is about 9315.9545941358. The cubic root of 86787010 is about 442.7428694306.

The spelling of 86787010 in words is "eighty-six million, seven hundred eighty-seven thousand, ten".