36861530 has 8 divisors (see below), whose sum is σ = 66350772. Its totient is φ = 14744608.

The previous prime is 36861521. The next prime is 36861547. The reversal of 36861530 is 3516863.

36861530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 36857041 + 4489 = 6071^2 + 67^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1843067 + ... + 1843086.

Almost surely, 2^36861530 is an apocalyptic number.

36861530 is a deficient number, since it is larger than the sum of its proper divisors (29489242).

36861530 is a wasteful number, since it uses less digits than its factorization.

36861530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3686160.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 36861530 is about 6071.3696971935. The cubic root of 36861530 is about 332.8059783524.

The spelling of 36861530 in words is "thirty-six million, eight hundred sixty-one thousand, five hundred thirty".