86515395 has 16 divisors (see below), whose sum is σ = 138941952. Its totient is φ = 45969120.

The previous prime is 86515393. The next prime is 86515411. The reversal of 86515395 is 59351568.

It is not a de Polignac number, because 86515395 - 2¹ = 86515393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86515393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6577 + ... + 14706.

It is an arithmetic number, because the mean of its divisors is an integer number (8683872).

Almost surely, 2^86515395 is an apocalyptic number.

86515395 is a deficient number, since it is larger than the sum of its proper divisors (52426557).

86515395 is a wasteful number, since it uses less digits than its factorization.

86515395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21562.

The product of its digits is 162000, while the sum is 42.

The square root of 86515395 is about 9301.3652223746. The cubic root of 86515395 is about 442.2805065468.

The spelling of 86515395 in words is "eighty-six million, five hundred fifteen thousand, three hundred ninety-five".