86955312 has 20 divisors (see below), whose sum is σ = 224634680. Its totient is φ = 28985088.

The previous prime is 86955287. The next prime is 86955377. The reversal of 86955312 is 21355968.

It is a super-2 number, since 2×86955312² = 15122452570034688, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 905737 + ... + 905832.

It is an arithmetic number, because the mean of its divisors is an integer number (11231734).

Almost surely, 2^86955312 is an apocalyptic number.

It is an amenable number.

86955312 is an abundant number, since it is smaller than the sum of its proper divisors (137679368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86955312 is a wasteful number, since it uses less digits than its factorization.

86955312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811580 (or 1811574 counting only the distinct ones).

The product of its digits is 64800, while the sum is 39.

The square root of 86955312 is about 9324.9832171431. The cubic root of 86955312 is about 443.0288814914.

The spelling of 86955312 in words is "eighty-six million, nine hundred fifty-five thousand, three hundred twelve".