86020236 has 18 divisors (see below), whose sum is σ = 217440132. Its totient is φ = 28673400.

The previous prime is 86020229. The next prime is 86020237. The reversal of 86020236 is 63202068.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (86020237) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1194690 + ... + 1194761.

Almost surely, 2^86020236 is an apocalyptic number.

It is an amenable number.

86020236 is an abundant number, since it is smaller than the sum of its proper divisors (131419896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86020236 is a wasteful number, since it uses less digits than its factorization.

86020236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389461 (or 2389456 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 86020236 is about 9274.7094833208. The cubic root of 86020236 is about 441.4351143835.

The spelling of 86020236 in words is "eighty-six million, twenty thousand, two hundred thirty-six".