1186730064 has 60 divisors (see below), whose sum is σ = 3576678196. Its totient is φ = 365147136.

The previous prime is 1186730029. The next prime is 1186730089. The reversal of 1186730064 is 4600376811.

It can be written as a sum of positive squares in 2 ways, for example, as 129960000 + 1056770064 = 11400^2 + 32508^2 .

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

It is a congruent number.

It is an unprimeable number.

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, 315097 + ... + 318840.

Almost surely, 2^1186730064 is an apocalyptic number.

It is an amenable number.

1186730064 is an abundant number, since it is smaller than the sum of its proper divisors (2389948132).

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

1186730064 is a wasteful number, since it uses less digits than its factorization.

1186730064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633964 (or 633955 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1186730064 is about 34448.9486632031. The cubic root of 1186730064 is about 1058.7269825084.

The spelling of 1186730064 in words is "one billion, one hundred eighty-six million, seven hundred thirty thousand, sixty-four".