134436 has 24 divisors (see below), whose sum is σ = 332640. Its totient is φ = 42112.

The previous prime is 134417. The next prime is 134437. The reversal of 134436 is 634431.

It is a nude number because it is divisible by every one of its digits.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 134436.

It is not an unprimeable number, because it can be changed into a prime (134437) by changing a digit.

134436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126 + ... + 533.

It is an arithmetic number, because the mean of its divisors is an integer number (13860).

2¹³⁴⁴³⁶ is an apocalyptic number.

It is an amenable number.

134436 is an abundant number, since it is smaller than the sum of its proper divisors (198204).

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

134436 is a wasteful number, since it uses less digits than its factorization.

134436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683 (or 681 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 134436 is about 366.6551513343. The cubic root of 134436 is about 51.2277396882.

Adding to 134436 its reverse (634431), we get a palindrome (768867).

It can be divided in two parts, 1344 and 36, that multiplied together give a palindrome (48384).

The spelling of 134436 in words is "one hundred thirty-four thousand, four hundred thirty-six".