86865996 has 24 divisors (see below), whose sum is σ = 231642880. Its totient is φ = 24818832.

The previous prime is 86865979. The next prime is 86865997. The reversal of 86865996 is 69956868.

It is a super-2 number, since 2×86865996² = 15091402522144032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86865997) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 516976 + ... + 517143.

Almost surely, 2^86865996 is an apocalyptic number.

It is an amenable number.

86865996 is an abundant number, since it is smaller than the sum of its proper divisors (144776884).

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

86865996 is a wasteful number, since it uses less digits than its factorization.

86865996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034133 (or 1034131 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 57.

The square root of 86865996 is about 9320.1929164583. The cubic root of 86865996 is about 442.8771440746.

The spelling of 86865996 in words is "eighty-six million, eight hundred sixty-five thousand, nine hundred ninety-six".