6439354 has 8 divisors (see below), whose sum is σ = 9753120. Its totient is φ = 3188316.

The previous prime is 6439331. The next prime is 6439357. The reversal of 6439354 is 4539346.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (6439357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15424 + ... + 15835.

It is an arithmetic number, because the mean of its divisors is an integer number (1219140).

Almost surely, 2^6439354 is an apocalyptic number.

6439354 is a deficient number, since it is larger than the sum of its proper divisors (3313766).

6439354 is a wasteful number, since it uses less digits than its factorization.

6439354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31364.

The product of its digits is 38880, while the sum is 34.

The square root of 6439354 is about 2537.5882250673. The cubic root of 6439354 is about 186.0433282496.

The spelling of 6439354 in words is "six million, four hundred thirty-nine thousand, three hundred fifty-four".