136401726 has 8 divisors (see below), whose sum is σ = 272803464. Its totient is φ = 45467240.

The previous prime is 136401709. The next prime is 136401739. The reversal of 136401726 is 627104631.

It is a sphenic number, since it is the product of 3 distinct primes.

136401726 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 136401693 and 136401702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11366805 + ... + 11366816.

It is an arithmetic number, because the mean of its divisors is an integer number (34100433).

Almost surely, 2^136401726 is an apocalyptic number.

136401726 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

136401726 is a wasteful number, since it uses less digits than its factorization.

136401726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22733626.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 136401726 is about 11679.1149493444. The cubic root of 136401726 is about 514.7621687530.

The spelling of 136401726 in words is "one hundred thirty-six million, four hundred one thousand, seven hundred twenty-six".