136446 has 8 divisors (see below), whose sum is σ = 272904. Its totient is φ = 45480.

The previous prime is 136429. The next prime is 136447. The reversal of 136446 is 644631.

136446 is nontrivially palindromic in base 12.

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

136446 is an admirable number.

It is a super-3 number, since 3×136446³ = 7620854683333608, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11365 + ... + 11376.

It is an arithmetic number, because the mean of its divisors is an integer number (34113).

2¹³⁶⁴⁴⁶ is an apocalyptic number.

136446 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.

136446 is a wasteful number, since it uses less digits than its factorization.

136446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22746.

The product of its digits is 1728, while the sum is 24.

The square root of 136446 is about 369.3859769943. The cubic root of 136446 is about 51.4817857479.

The spelling of 136446 in words is "one hundred thirty-six thousand, four hundred forty-six".