36139852 has 60 divisors (see below), whose sum is σ = 76232016. Its totient is φ = 14982240.

The previous prime is 36139849. The next prime is 36139879. The reversal of 36139852 is 25893163.

36139852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 19 ways as a sum of consecutive naturals, for example, 508977 + ... + 509047.

Almost surely, 2^36139852 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 36139852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38116008).

36139852 is an abundant number, since it is smaller than the sum of its proper divisors (40092164).

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

36139852 is an equidigital number, since it uses as much as digits as its factorization.

36139852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 133 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 36139852 is about 6011.6430366415. The cubic root of 36139852 is about 330.6197475232.

The spelling of 36139852 in words is "thirty-six million, one hundred thirty-nine thousand, eight hundred fifty-two".