86858001 has 20 divisors (see below), whose sum is σ = 133940224. Its totient is φ = 56035800.

The previous prime is 86857993. The next prime is 86858011. The reversal of 86858001 is 10085868.

It is not a de Polignac number, because 86858001 - 2³ = 86857993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86858011) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14785 + ... + 19806.

Almost surely, 2^86858001 is an apocalyptic number.

86858001 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

86858001 is a deficient number, since it is larger than the sum of its proper divisors (47082223).

86858001 is a wasteful number, since it uses less digits than its factorization.

86858001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34634 (or 34625 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 36.

The square root of 86858001 is about 9319.7639991579. The cubic root of 86858001 is about 442.8635564355.

The spelling of 86858001 in words is "eighty-six million, eight hundred fifty-eight thousand, one".