86894401 has 16 divisors (see below), whose sum is σ = 97511040. Its totient is φ = 76760320.

The previous prime is 86894393. The next prime is 86894407. The reversal of 86894401 is 10449868.

It is a cyclic number.

It is not a de Polignac number, because 86894401 - 2³ = 86894393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86894407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65220 + ... + 66538.

It is an arithmetic number, because the mean of its divisors is an integer number (6094440).

Almost surely, 2^86894401 is an apocalyptic number.

It is an amenable number.

86894401 is a deficient number, since it is larger than the sum of its proper divisors (10616639).

86894401 is a wasteful number, since it uses less digits than its factorization.

86894401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496.

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 86894401 is about 9321.7166337537. The cubic root of 86894401 is about 442.9254121154.

The spelling of 86894401 in words is "eighty-six million, eight hundred ninety-four thousand, four hundred one".