86435361 has 12 divisors (see below), whose sum is σ = 132195492. Its totient is φ = 54233856.

The previous prime is 86435333. The next prime is 86435383. The reversal of 86435361 is 16353468.

86435361 is a `hidden beast` number, since 8 + 643 + 5 + 3 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38825361 + 47610000 = 6231^2 + 6900^2 .

It is not a de Polignac number, because 86435361 - 2⁷ = 86435233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86435761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 282316 + ... + 282621.

It is an arithmetic number, because the mean of its divisors is an integer number (11016291).

Almost surely, 2^86435361 is an apocalyptic number.

It is an amenable number.

86435361 is a deficient number, since it is larger than the sum of its proper divisors (45760131).

86435361 is a wasteful number, since it uses less digits than its factorization.

86435361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564960 (or 564957 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 86435361 is about 9297.0619552631. The cubic root of 86435361 is about 442.1440822766.

The spelling of 86435361 in words is "eighty-six million, four hundred thirty-five thousand, three hundred sixty-one".