86690336 has 12 divisors (see below), whose sum is σ = 170671662. Its totient is φ = 43345152.

The previous prime is 86690311. The next prime is 86690341. The reversal of 86690336 is 63309668.

It can be written as a sum of positive squares in only one way, i.e., 74718736 + 11971600 = 8644^2 + 3460^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86690293 and 86690302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1354505 + ... + 1354568.

Almost surely, 2^86690336 is an apocalyptic number.

It is an amenable number.

86690336 is a deficient number, since it is larger than the sum of its proper divisors (83981326).

86690336 is a wasteful number, since it uses less digits than its factorization.

86690336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2709083 (or 2709075 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 86690336 is about 9310.7645228520. The cubic root of 86690336 is about 442.5784146095.

The spelling of 86690336 in words is "eighty-six million, six hundred ninety thousand, three hundred thirty-six".