134220500 has 48 divisors (see below), whose sum is σ = 294385728. Its totient is φ = 53460000.

The previous prime is 134220487. The next prime is 134220517. The reversal of 134220500 is 5022431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165095 + ... + 165905.

It is an arithmetic number, because the mean of its divisors is an integer number (6133036).

Almost surely, 2^134220500 is an apocalyptic number.

134220500 is a gapful number since it is divisible by the number (10) 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 134220500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147192864).

134220500 is an abundant number, since it is smaller than the sum of its proper divisors (160165228).

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

134220500 is a wasteful number, since it uses less digits than its factorization.

134220500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161 (or 1149 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 134220500 is about 11585.3571373523. The cubic root of 134220500 is about 512.0035247560.

Adding to 134220500 its reverse (5022431), we get a palindrome (139242931).

The spelling of 134220500 in words is "one hundred thirty-four million, two hundred twenty thousand, five hundred".