439174134 has 48 divisors (see below), whose sum is σ = 1092698880. Its totient is φ = 124876080.

The previous prime is 439174133. The next prime is 439174163. The reversal of 439174134 is 431471934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439174133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18327 + ... + 34845.

It is an arithmetic number, because the mean of its divisors is an integer number (22764560).

Almost surely, 2^439174134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 439174134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546349440).

439174134 is an abundant number, since it is smaller than the sum of its proper divisors (653524746).

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

439174134 is a wasteful number, since it uses less digits than its factorization.

439174134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16745 (or 16742 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 439174134 is about 20956.4819089465. The cubic root of 439174134 is about 760.1143260606.

The spelling of 439174134 in words is "four hundred thirty-nine million, one hundred seventy-four thousand, one hundred thirty-four".