6949378 has 8 divisors (see below), whose sum is σ = 10470672. Its totient is φ = 3459156.

The previous prime is 6949361. The next prime is 6949399. The reversal of 6949378 is 8739496.

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

It is an Ulam number.

It is a d-powerful number, because it can be written as 6⁵ + 9⁵ + 4 + 9⁷ + 3³ + 7⁴ + 8⁷ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7200 + ... + 8107.

It is an arithmetic number, because the mean of its divisors is an integer number (1308834).

Almost surely, 2^6949378 is an apocalyptic number.

6949378 is a deficient number, since it is larger than the sum of its proper divisors (3521294).

6949378 is a wasteful number, since it uses less digits than its factorization.

6949378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15536.

The product of its digits is 326592, while the sum is 46.

The square root of 6949378 is about 2636.1672936291. The cubic root of 6949378 is about 190.8308764878.

The spelling of 6949378 in words is "six million, nine hundred forty-nine thousand, three hundred seventy-eight".