439134480 has 160 divisors (see below), whose sum is σ = 1601683200. Its totient is φ = 110204928.

The previous prime is 439134467. The next prime is 439134481. The reversal of 439134480 is 84431934.

439134480 is a `hidden beast` number, since 43 + 9 + 134 + 480 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (439134481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30741 + ... + 42699.

It is an arithmetic number, because the mean of its divisors is an integer number (10010520).

Almost surely, 2^439134480 is an apocalyptic number.

439134480 is a gapful number since it is divisible by the number (40) 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 439134480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (800841600).

439134480 is an abundant number, since it is smaller than the sum of its proper divisors (1162548720).

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

439134480 is a wasteful number, since it uses less digits than its factorization.

439134480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11998 (or 11986 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 439134480 is about 20955.5357841311. The cubic root of 439134480 is about 760.0914479064.

The spelling of 439134480 in words is "four hundred thirty-nine million, one hundred thirty-four thousand, four hundred eighty".