135726174 has 48 divisors (see below), whose sum is σ = 309228192. Its totient is φ = 42941184.

The previous prime is 135726167. The next prime is 135726179. The reversal of 135726174 is 471627531.

It is a happy number.

135726174 is a `hidden beast` number, since 1 + 35 + 7 + 2 + 617 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135726179) 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 23 ways as a sum of consecutive naturals, for example, 55522 + ... + 57914.

It is an arithmetic number, because the mean of its divisors is an integer number (6442254).

Almost surely, 2^135726174 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135726174, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154614096).

135726174 is an abundant number, since it is smaller than the sum of its proper divisors (173502018).

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

135726174 is a wasteful number, since it uses less digits than its factorization.

135726174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2561 (or 2558 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 135726174 is about 11650.1576813363. The cubic root of 135726174 is about 513.9109471403.

The spelling of 135726174 in words is "one hundred thirty-five million, seven hundred twenty-six thousand, one hundred seventy-four".