86734868 has 24 divisors (see below), whose sum is σ = 166149984. Its totient is φ = 39290400.

The previous prime is 86734859. The next prime is 86734873. The reversal of 86734868 is 86843768.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10298 + ... + 16718.

It is an arithmetic number, because the mean of its divisors is an integer number (6922916).

Almost surely, 2^86734868 is an apocalyptic number.

It is an amenable number.

86734868 is a deficient number, since it is larger than the sum of its proper divisors (79415116).

86734868 is a wasteful number, since it uses less digits than its factorization.

86734868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6743 (or 6741 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 50.

The square root of 86734868 is about 9313.1556413495. The cubic root of 86734868 is about 442.6541844092.

Subtracting 86734868 from its reverse (86843768), we obtain a square (108900 = 330²).

The spelling of 86734868 in words is "eighty-six million, seven hundred thirty-four thousand, eight hundred sixty-eight".