86357297 has 32 divisors (see below), whose sum is σ = 103420800. Its totient is φ = 71359488.

The previous prime is 86357281. The next prime is 86357317. The reversal of 86357297 is 79275368.

It is a cyclic number.

It is not a de Polignac number, because 86357297 - 2⁴ = 86357281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86357197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 482354 + ... + 482532.

It is an arithmetic number, because the mean of its divisors is an integer number (3231900).

Almost surely, 2^86357297 is an apocalyptic number.

It is an amenable number.

86357297 is a deficient number, since it is larger than the sum of its proper divisors (17063503).

86357297 is a wasteful number, since it uses less digits than its factorization.

86357297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305.

The product of its digits is 635040, while the sum is 47.

The square root of 86357297 is about 9292.8626913347. The cubic root of 86357297 is about 442.0109348728.

The spelling of 86357297 in words is "eighty-six million, three hundred fifty-seven thousand, two hundred ninety-seven".