86500650 has 24 divisors (see below), whose sum is σ = 214521984. Its totient is φ = 23066800.

The previous prime is 86500643. The next prime is 86500663. The reversal of 86500650 is 5600568.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 288186 + ... + 288485.

It is an arithmetic number, because the mean of its divisors is an integer number (8938416).

Almost surely, 2^86500650 is an apocalyptic number.

86500650 is an abundant number, since it is smaller than the sum of its proper divisors (128021334).

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

86500650 is a wasteful number, since it uses less digits than its factorization.

86500650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576686 (or 576681 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 86500650 is about 9300.5725630200. The cubic root of 86500650 is about 442.2553788549.

The spelling of 86500650 in words is "eighty-six million, five hundred thousand, six hundred fifty".