86966956 has 12 divisors (see below), whose sum is σ = 158809392. Its totient is φ = 41592848.

The previous prime is 86966939. The next prime is 86966963. The reversal of 86966956 is 65966968.

It is a junction number, because it is equal to n+sod(n) for n = 86966897 and 86966906.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472555 + ... + 472738.

It is an arithmetic number, because the mean of its divisors is an integer number (13234116).

Almost surely, 2^86966956 is an apocalyptic number.

It is an amenable number.

86966956 is a deficient number, since it is larger than the sum of its proper divisors (71842436).

86966956 is a wasteful number, since it uses less digits than its factorization.

86966956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945320 (or 945318 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 55.

The square root of 86966956 is about 9325.6075405305. The cubic root of 86966956 is about 443.0486556257.

The spelling of 86966956 in words is "eighty-six million, nine hundred sixty-six thousand, nine hundred fifty-six".