136726000 has 80 divisors (see below), whose sum is σ = 333684000. Its totient is φ = 54182400.

The previous prime is 136725997. The next prime is 136726001. The reversal of 136726000 is 627631.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136726001) 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 15 ways as a sum of consecutive naturals, for example, 273751 + ... + 274249.

It is an arithmetic number, because the mean of its divisors is an integer number (4171050).

Almost surely, 2^136726000 is an apocalyptic number.

136726000 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 136726000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166842000).

136726000 is an abundant number, since it is smaller than the sum of its proper divisors (196958000).

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

136726000 is a wasteful number, since it uses less digits than its factorization.

136726000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659 (or 643 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 136726000 is about 11692.9893525993. The cubic root of 136726000 is about 515.1697683931.

The spelling of 136726000 in words is "one hundred thirty-six million, seven hundred twenty-six thousand".