76860005 has 16 divisors (see below), whose sum is σ = 98496000. Its totient is φ = 57449280.

The previous prime is 76859999. The next prime is 76860013. The reversal of 76860005 is 50006867.

It is not a de Polignac number, because 76860005 - 2¹⁰ = 76858981 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4055 + ... + 13044.

It is an arithmetic number, because the mean of its divisors is an integer number (6156000).

Almost surely, 2^76860005 is an apocalyptic number.

It is an amenable number.

76860005 is a deficient number, since it is larger than the sum of its proper divisors (21635995).

76860005 is a wasteful number, since it uses less digits than its factorization.

76860005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17164.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 76860005 is about 8766.9838028823. The cubic root of 76860005 is about 425.1741016797.

The spelling of 76860005 in words is "seventy-six million, eight hundred sixty thousand, five".