86211267 has 16 divisors (see below), whose sum is σ = 122101632. Its totient is φ = 53919360.

The previous prime is 86211241. The next prime is 86211269. The reversal of 86211267 is 76211268.

It is not a de Polignac number, because 86211267 - 2¹¹ = 86209219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86211269) 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, 14328 + ... + 19434.

It is an arithmetic number, because the mean of its divisors is an integer number (7631352).

Almost surely, 2^86211267 is an apocalyptic number.

86211267 is a deficient number, since it is larger than the sum of its proper divisors (35890365).

86211267 is a wasteful number, since it uses less digits than its factorization.

86211267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5458.

The product of its digits is 8064, while the sum is 33.

The square root of 86211267 is about 9285.0022617122. The cubic root of 86211267 is about 441.7616477978.

Subtracting from 86211267 its reverse (76211268), we obtain a palindrome (9999999).

The spelling of 86211267 in words is "eighty-six million, two hundred eleven thousand, two hundred sixty-seven".