36866550 has 48 divisors (see below), whose sum is σ = 104493312. Its totient is φ = 8426400.

The previous prime is 36866521. The next prime is 36866561. The reversal of 36866550 is 5566863.

36866550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 36866499 and 36866508.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 16506 + ... + 18605.

It is an arithmetic number, because the mean of its divisors is an integer number (2176944).

Almost surely, 2^36866550 is an apocalyptic number.

36866550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

36866550 is an abundant number, since it is smaller than the sum of its proper divisors (67626762).

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

36866550 is a wasteful number, since it uses less digits than its factorization.

36866550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35133 (or 35128 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 36866550 is about 6071.7830988928. The cubic root of 36866550 is about 332.8210854317.

It can be divided in two parts, 36 and 866550, that added together give a triangular number (866586 = T₁₃₁₆).

The spelling of 36866550 in words is "thirty-six million, eight hundred sixty-six thousand, five hundred fifty".