439035442 has 8 divisors (see below), whose sum is σ = 658642176. Its totient is φ = 219488052.

The previous prime is 439035433. The next prime is 439035449. The reversal of 439035442 is 244530934.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 439035398 and 439035407.

It is not an unprimeable number, because it can be changed into a prime (439035449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20383 + ... + 35965.

It is an arithmetic number, because the mean of its divisors is an integer number (82330272).

Almost surely, 2^439035442 is an apocalyptic number.

439035442 is a deficient number, since it is larger than the sum of its proper divisors (219606734).

439035442 is a wasteful number, since it uses less digits than its factorization.

439035442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29672.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 439035442 is about 20953.1725998714. The cubic root of 439035442 is about 760.0343024684.

The spelling of 439035442 in words is "four hundred thirty-nine million, thirty-five thousand, four hundred forty-two".