86062728 has 32 divisors (see below), whose sum is σ = 215481600. Its totient is φ = 28644288.

The previous prime is 86062709. The next prime is 86062741. The reversal of 86062728 is 82726068.

It is a Cunningham number, because it is equal to 9277²-1.

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, 16233 + ... + 20871.

It is an arithmetic number, because the mean of its divisors is an integer number (6733800).

Almost surely, 2^86062728 is an apocalyptic number.

It is an amenable number.

86062728 is an abundant number, since it is smaller than the sum of its proper divisors (129418872).

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

86062728 is a wasteful number, since it uses less digits than its factorization.

86062728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5421 (or 5417 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 86062728 is about 9276.9999461033. Note that the first 4 decimals coincide. The cubic root of 86062728 is about 441.5077886519.

The spelling of 86062728 in words is "eighty-six million, sixty-two thousand, seven hundred twenty-eight".