136885000 has 80 divisors (see below), whose sum is σ = 366632640. Its totient is φ = 46920000.

The previous prime is 136884991. The next prime is 136885013. The reversal of 136885000 is 588631.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 33045 + ... + 36955.

It is an arithmetic number, because the mean of its divisors is an integer number (4582908).

Almost surely, 2^136885000 is an apocalyptic number.

136885000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136885000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183316320).

136885000 is an abundant number, since it is smaller than the sum of its proper divisors (229747640).

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

136885000 is an equidigital number, since it uses as much as digits as its factorization.

136885000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3944 (or 3925 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 136885000 is about 11699.7863228351. The cubic root of 136885000 is about 515.3693896833.

It can be divided in two parts, 1368 and 85000, that added together give a palindrome (86368).

The spelling of 136885000 in words is "one hundred thirty-six million, eight hundred eighty-five thousand".