6678434 has 8 divisors (see below), whose sum is σ = 11448768. Its totient is φ = 2862180.

The previous prime is 6678431. The next prime is 6678437. The reversal of 6678434 is 4348766.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6678431) and next prime (6678437).

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

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6678431) 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, 238502 + ... + 238529.

It is an arithmetic number, because the mean of its divisors is an integer number (1431096).

Almost surely, 2^6678434 is an apocalyptic number.

6678434 is a deficient number, since it is larger than the sum of its proper divisors (4770334).

6678434 is a wasteful number, since it uses less digits than its factorization.

6678434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477040.

The product of its digits is 96768, while the sum is 38.

The square root of 6678434 is about 2584.2666271111. The cubic root of 6678434 is about 188.3178755336.

The spelling of 6678434 in words is "six million, six hundred seventy-eight thousand, four hundred thirty-four".