86552878 has 16 divisors (see below), whose sum is σ = 136316880. Its totient is φ = 41158656.

The previous prime is 86552863. The next prime is 86552881. The reversal of 86552878 is 87825568.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7251 + ... + 15022.

It is an arithmetic number, because the mean of its divisors is an integer number (8519805).

Almost surely, 2^86552878 is an apocalyptic number.

86552878 is a deficient number, since it is larger than the sum of its proper divisors (49764002).

86552878 is a wasteful number, since it uses less digits than its factorization.

86552878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22371.

The product of its digits is 1075200, while the sum is 49.

The square root of 86552878 is about 9303.3799234472. The cubic root of 86552878 is about 442.3443703507.

The spelling of 86552878 in words is "eighty-six million, five hundred fifty-two thousand, eight hundred seventy-eight".