86966967 has 8 divisors (see below), whose sum is σ = 118423296. Its totient is φ = 56744312.

The previous prime is 86966963. The next prime is 86966981. The reversal of 86966967 is 76966968.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86966967 - 2² = 86966963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86966963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308253 + ... + 308534.

It is an arithmetic number, because the mean of its divisors is an integer number (14802912).

Almost surely, 2^86966967 is an apocalyptic number.

86966967 is a deficient number, since it is larger than the sum of its proper divisors (31456329).

86966967 is a wasteful number, since it uses less digits than its factorization.

86966967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616837.

The product of its digits is 5878656, while the sum is 57.

The square root of 86966967 is about 9325.6081303044. The cubic root of 86966967 is about 443.0486743053.

Subtracting from 86966967 its reverse (76966968), we obtain a palindrome (9999999).

The spelling of 86966967 in words is "eighty-six million, nine hundred sixty-six thousand, nine hundred sixty-seven".