86519241 has 24 divisors (see below), whose sum is σ = 126959976. Its totient is φ = 56770560.

The previous prime is 86519231. The next prime is 86519249. The reversal of 86519241 is 14291568.

It can be written as a sum of positive squares in 4 ways, for example, as 1971216 + 84548025 = 1404^2 + 9195^2 .

It is not a de Polignac number, because 86519241 - 2¹⁵ = 86486473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86519196 and 86519205.

It is not an unprimeable number, because it can be changed into a prime (86519249) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244921 + ... + 245273.

It is an arithmetic number, because the mean of its divisors is an integer number (5289999).

Almost surely, 2^86519241 is an apocalyptic number.

It is an amenable number.

86519241 is a deficient number, since it is larger than the sum of its proper divisors (40440735).

86519241 is a wasteful number, since it uses less digits than its factorization.

86519241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713 (or 710 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 86519241 is about 9301.5719639209. The cubic root of 86519241 is about 442.2870602383.

The spelling of 86519241 in words is "eighty-six million, five hundred nineteen thousand, two hundred forty-one".