134344320 has 128 divisors (see below), whose sum is σ = 467225280. Its totient is φ = 32563200.

The previous prime is 134344289. The next prime is 134344337. The reversal of 134344320 is 23443431.

It is a tau number, because it is divible by the number of its divisors (128).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17940 + ... + 24300.

Almost surely, 2^134344320 is an apocalyptic number.

134344320 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 134344320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233612640).

134344320 is an abundant number, since it is smaller than the sum of its proper divisors (332880960).

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

134344320 is a wasteful number, since it uses less digits than its factorization.

134344320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6394 (or 6382 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 134344320 is about 11590.6997200342. The cubic root of 134344320 is about 512.1609194705.

Adding to 134344320 its reverse (23443431), we get a palindrome (157787751).

The spelling of 134344320 in words is "one hundred thirty-four million, three hundred forty-four thousand, three hundred twenty".