36781608 has 48 divisors (see below), whose sum is σ = 97699680. Its totient is φ = 11537152.

The previous prime is 36781607. The next prime is 36781643. The reversal of 36781608 is 80618763.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36781601) 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, 4285 + ... + 9587.

It is an arithmetic number, because the mean of its divisors is an integer number (2035410).

Almost surely, 2^36781608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36781608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48849840).

36781608 is an abundant number, since it is smaller than the sum of its proper divisors (60918072).

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

36781608 is a wasteful number, since it uses less digits than its factorization.

36781608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5346 (or 5325 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 36781608 is about 6064.7842500785. The cubic root of 36781608 is about 332.5652778538.

The spelling of 36781608 in words is "thirty-six million, seven hundred eighty-one thousand, six hundred eight".