86650074 has 80 divisors (see below), whose sum is σ = 227185728. Its totient is φ = 24167808.

The previous prime is 86650063. The next prime is 86650079. The reversal of 86650074 is 47005668.

It is a happy number.

86650074 is a `hidden beast` number, since 86 + 6 + 500 + 74 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86650079) 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 39 ways as a sum of consecutive naturals, for example, 47874 + ... + 49650.

Almost surely, 2^86650074 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86650074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113592864).

86650074 is an abundant number, since it is smaller than the sum of its proper divisors (140535654).

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

86650074 is a wasteful number, since it uses less digits than its factorization.

86650074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841 (or 1832 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 86650074 is about 9308.6021506991. The cubic root of 86650074 is about 442.5098877423.

The spelling of 86650074 in words is "eighty-six million, six hundred fifty thousand, seventy-four".