439427604 has 288 divisors, whose sum is σ = 1427005440. Its totient is φ = 102009600.

The previous prime is 439427603. The next prime is 439427617. The reversal of 439427604 is 406724934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439427603) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14175069 + ... + 14175099.

It is an arithmetic number, because the mean of its divisors is an integer number (4954880).

Almost surely, 2^439427604 is an apocalyptic number.

439427604 is a gapful number since it is divisible by the number (44) 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 439427604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (713502720).

439427604 is an abundant number, since it is smaller than the sum of its proper divisors (987577836).

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

439427604 is a wasteful number, since it uses less digits than its factorization.

439427604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 439427604 is about 20962.5285688535. The cubic root of 439427604 is about 760.2605316386.

The spelling of 439427604 in words is "four hundred thirty-nine million, four hundred twenty-seven thousand, six hundred four".