86232997 has 2 divisors, whose sum is σ = 86232998. Its totient is φ = 86232996.

The previous prime is 86232989. The next prime is 86233019. The reversal of 86232997 is 79923268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84162276 + 2070721 = 9174^2 + 1439^2 .

It is a cyclic number.

It is not a de Polignac number, because 86232997 - 2³ = 86232989 is a prime.

It is a super-2 number, since 2×86232997² = 14872259543204018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86232907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43116498 + 43116499.

It is an arithmetic number, because the mean of its divisors is an integer number (43116499).

Almost surely, 2^86232997 is an apocalyptic number.

It is an amenable number.

86232997 is a deficient number, since it is larger than the sum of its proper divisors (1).

86232997 is an equidigital number, since it uses as much as digits as its factorization.

86232997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 46.

The square root of 86232997 is about 9286.1723546357. The cubic root of 86232997 is about 441.7987607898.

The spelling of 86232997 in words is "eighty-six million, two hundred thirty-two thousand, nine hundred ninety-seven".