134223504 has 80 divisors (see below), whose sum is σ = 357935424. Its totient is φ = 43315200.

The previous prime is 134223503. The next prime is 134223527. The reversal of 134223504 is 405322431.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (134223503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 474147 + ... + 474429.

Almost surely, 2^134223504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134223504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178967712).

134223504 is an abundant number, since it is smaller than the sum of its proper divisors (223711920).

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

134223504 is a wasteful number, since it uses less digits than its factorization.

134223504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576 (or 570 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 134223504 is about 11585.4867830402. The cubic root of 134223504 is about 512.0073444584.

Adding to 134223504 its reverse (405322431), we get a palindrome (539545935).

The spelling of 134223504 in words is "one hundred thirty-four million, two hundred twenty-three thousand, five hundred four".