86338519 has 2 divisors, whose sum is σ = 86338520. Its totient is φ = 86338518.

The previous prime is 86338513. The next prime is 86338523. The reversal of 86338519 is 91583368.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86338519 is a prime.

It is a super-2 number, since 2×86338519² = 14908679726226722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86338513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43169259 + 43169260.

It is an arithmetic number, because the mean of its divisors is an integer number (43169260).

Almost surely, 2^86338519 is an apocalyptic number.

86338519 is a deficient number, since it is larger than the sum of its proper divisors (1).

86338519 is an equidigital number, since it uses as much as digits as its factorization.

86338519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 43.

The square root of 86338519 is about 9291.8522911204. The cubic root of 86338519 is about 441.9788947970.

The spelling of 86338519 in words is "eighty-six million, three hundred thirty-eight thousand, five hundred nineteen".