86079551 has 4 divisors (see below), whose sum is σ = 91143072. Its totient is φ = 81016032.

The previous prime is 86079533. The next prime is 86079583. The reversal of 86079551 is 15597068.

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

It is a cyclic number.

It is not a de Polignac number, because 86079551 - 2¹⁰ = 86078527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86079499 and 86079508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86079451) 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, 2531735 + ... + 2531768.

It is an arithmetic number, because the mean of its divisors is an integer number (22785768).

Almost surely, 2^86079551 is an apocalyptic number.

86079551 is a deficient number, since it is larger than the sum of its proper divisors (5063521).

86079551 is a wasteful number, since it uses less digits than its factorization.

86079551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5063520.

The product of its (nonzero) digits is 75600, while the sum is 41.

The square root of 86079551 is about 9277.9066065573. The cubic root of 86079551 is about 441.5365544982.

The spelling of 86079551 in words is "eighty-six million, seventy-nine thousand, five hundred fifty-one".