134430240 has 96 divisors (see below), whose sum is σ = 483960960. Its totient is φ = 30726144.

The previous prime is 134430227. The next prime is 134430251. The reversal of 134430240 is 42034431.

134430240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 16645 + ... + 23364.

It is an arithmetic number, because the mean of its divisors is an integer number (5041260).

Almost surely, 2^134430240 is an apocalyptic number.

134430240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134430240 is an abundant number, since it is smaller than the sum of its proper divisors (349530720).

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

134430240 is a wasteful number, since it uses less digits than its factorization.

134430240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40034 (or 40026 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 134430240 is about 11594.4055475044. The cubic root of 134430240 is about 512.2700804890.

Adding to 134430240 its reverse (42034431), we get a palindrome (176464671).

The spelling of 134430240 in words is "one hundred thirty-four million, four hundred thirty thousand, two hundred forty".