86926157 has 2 divisors, whose sum is σ = 86926158. Its totient is φ = 86926156.

The previous prime is 86926111. The next prime is 86926187. The reversal of 86926157 is 75162968.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86750596 + 175561 = 9314^2 + 419^2 .

It is a cyclic number.

It is not a de Polignac number, because 86926157 - 2¹⁸ = 86664013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86926187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43463078 + 43463079.

It is an arithmetic number, because the mean of its divisors is an integer number (43463079).

Almost surely, 2^86926157 is an apocalyptic number.

It is an amenable number.

86926157 is a deficient number, since it is larger than the sum of its proper divisors (1).

86926157 is an equidigital number, since it uses as much as digits as its factorization.

86926157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 44.

The square root of 86926157 is about 9323.4198124937. The cubic root of 86926157 is about 442.9793619907.

The spelling of 86926157 in words is "eighty-six million, nine hundred twenty-six thousand, one hundred fifty-seven".