86338387 has 2 divisors, whose sum is σ = 86338388. Its totient is φ = 86338386.

The previous prime is 86338381. The next prime is 86338397. The reversal of 86338387 is 78383368.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86338387 is a prime.

It is not a weakly prime, because it can be changed into another prime (86338381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43169193 + 43169194.

It is an arithmetic number, because the mean of its divisors is an integer number (43169194).

Almost surely, 2^86338387 is an apocalyptic number.

86338387 is a deficient number, since it is larger than the sum of its proper divisors (1).

86338387 is an equidigital number, since it uses as much as digits as its factorization.

86338387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 46.

The square root of 86338387 is about 9291.8451881206. The cubic root of 86338387 is about 441.9786695548.

It can be divided in two parts, 8633 and 8387, that added together give a triangular number (17020 = T₁₈₄).

The spelling of 86338387 in words is "eighty-six million, three hundred thirty-eight thousand, three hundred eighty-seven".