134224452 has 72 divisors (see below), whose sum is σ = 372599136. Its totient is φ = 42104448.

The previous prime is 134224439. The next prime is 134224459. The reversal of 134224452 is 254422431.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (134224459) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12463 + ... + 20585.

It is an arithmetic number, because the mean of its divisors is an integer number (5174988).

Almost surely, 2^134224452 is an apocalyptic number.

134224452 is a gapful number since it is divisible by the number (12) 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 134224452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186299568).

134224452 is an abundant number, since it is smaller than the sum of its proper divisors (238374684).

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

134224452 is a wasteful number, since it uses less digits than its factorization.

134224452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8159 (or 8145 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 134224452 is about 11585.5276962251. The cubic root of 134224452 is about 512.0085498654.

Adding to 134224452 its reverse (254422431), we get a palindrome (388646883).

The spelling of 134224452 in words is "one hundred thirty-four million, two hundred twenty-four thousand, four hundred fifty-two".