86077925 has 6 divisors (see below), whose sum is σ = 106736658. Its totient is φ = 68862320.

The previous prime is 86077913. The next prime is 86077939. The reversal of 86077925 is 52977068.

It can be written as a sum of positive squares in 3 ways, for example, as 4464769 + 81613156 = 2113^2 + 9034^2 .

It is not a de Polignac number, because 86077925 - 2⁴ = 86077909 is a prime.

It is a Duffinian number.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1721534 + ... + 1721583.

It is an arithmetic number, because the mean of its divisors is an integer number (17789443).

Almost surely, 2^86077925 is an apocalyptic number.

It is an amenable number.

86077925 is a deficient number, since it is larger than the sum of its proper divisors (20658733).

86077925 is a wasteful number, since it uses less digits than its factorization.

86077925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443127 (or 3443122 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 86077925 is about 9277.8189786178. The cubic root of 86077925 is about 441.5337743452.

The spelling of 86077925 in words is "eighty-six million, seventy-seven thousand, nine hundred twenty-five".