86650632 has 48 divisors (see below), whose sum is σ = 248486940. Its totient is φ = 27184128.

The previous prime is 86650609. The next prime is 86650639. The reversal of 86650632 is 23605668.

It can be written as a sum of positive squares in 2 ways, for example, as 84382596 + 2268036 = 9186^2 + 1506^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (86650639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34173 + ... + 36620.

Almost surely, 2^86650632 is an apocalyptic number.

It is an amenable number.

86650632 is an abundant number, since it is smaller than the sum of its proper divisors (161836308).

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

86650632 is a wasteful number, since it uses less digits than its factorization.

86650632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70822 (or 70815 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 86650632 is about 9308.6321229276. The cubic root of 86650632 is about 442.5108376164.

The spelling of 86650632 in words is "eighty-six million, six hundred fifty thousand, six hundred thirty-two".