86465387 has 2 divisors, whose sum is σ = 86465388. Its totient is φ = 86465386.

The previous prime is 86465381. The next prime is 86465429. The reversal of 86465387 is 78356468.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86465387 - 2¹⁴ = 86449003 is a prime.

It is not a weakly prime, because it can be changed into another prime (86465381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43232693 + 43232694.

It is an arithmetic number, because the mean of its divisors is an integer number (43232694).

Almost surely, 2^86465387 is an apocalyptic number.

86465387 is a deficient number, since it is larger than the sum of its proper divisors (1).

86465387 is an equidigital number, since it uses as much as digits as its factorization.

86465387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 47.

The square root of 86465387 is about 9298.6766262732. The cubic root of 86465387 is about 442.1952738302.

The spelling of 86465387 in words is "eighty-six million, four hundred sixty-five thousand, three hundred eighty-seven".