86793157 has 16 divisors (see below), whose sum is σ = 98200512. Its totient is φ = 76014720.

The previous prime is 86793151. The next prime is 86793163. The reversal of 86793157 is 75139768.

It is an interprime number because it is at equal distance from previous prime (86793151) and next prime (86793163).

It is a cyclic number.

It is not a de Polignac number, because 86793157 - 2⁷ = 86793029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86793151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42553 + ... + 44545.

It is an arithmetic number, because the mean of its divisors is an integer number (6137532).

Almost surely, 2^86793157 is an apocalyptic number.

It is an amenable number.

86793157 is a deficient number, since it is larger than the sum of its proper divisors (11407355).

86793157 is a wasteful number, since it uses less digits than its factorization.

86793157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2148.

The product of its digits is 317520, while the sum is 46.

The square root of 86793157 is about 9316.2845061752. The cubic root of 86793157 is about 442.7533221323.

The spelling of 86793157 in words is "eighty-six million, seven hundred ninety-three thousand, one hundred fifty-seven".