86850075 has 48 divisors (see below), whose sum is σ = 155677536. Its totient is φ = 42470400.

The previous prime is 86850073. The next prime is 86850077. The reversal of 86850075 is 57005868.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (86850073) and next prime (86850077).

It is not a de Polignac number, because 86850075 - 2¹ = 86850073 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (86850073) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 273817 + ... + 274133.

It is an arithmetic number, because the mean of its divisors is an integer number (3243282).

Almost surely, 2^86850075 is an apocalyptic number.

86850075 is a deficient number, since it is larger than the sum of its proper divisors (68827461).

86850075 is a wasteful number, since it uses less digits than its factorization.

86850075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 86850075 is about 9319.3387640969. The cubic root of 86850075 is about 442.8500852401.

The spelling of 86850075 in words is "eighty-six million, eight hundred fifty thousand, seventy-five".