86316401 has 6 divisors (see below), whose sum is σ = 90233010. Its totient is φ = 82563008.

The previous prime is 86316389. The next prime is 86316409. The reversal of 86316401 is 10461368.

It can be written as a sum of positive squares in only one way, i.e., 76387600 + 9928801 = 8740^2 + 3151^2 .

It is not a de Polignac number, because 86316401 - 2²² = 82122097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86316409) 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, 81056 + ... + 82113.

It is an arithmetic number, because the mean of its divisors is an integer number (15038835).

Almost surely, 2^86316401 is an apocalyptic number.

It is an amenable number.

86316401 is a deficient number, since it is larger than the sum of its proper divisors (3916609).

86316401 is a wasteful number, since it uses less digits than its factorization.

86316401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163215 (or 163192 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 86316401 is about 9290.6620323850. The cubic root of 86316401 is about 441.9411498669.

Adding to 86316401 its reverse (10461368), we get a palindrome (96777769).

The spelling of 86316401 in words is "eighty-six million, three hundred sixteen thousand, four hundred one".