6948009 has 6 divisors (see below), whose sum is σ = 10036026. Its totient is φ = 4632000.

The previous prime is 6947959. The next prime is 6948041. The reversal of 6948009 is 9008496.

It can be written as a sum of positive squares in only one way, i.e., 6110784 + 837225 = 2472^2 + 915^2 .

It is not a de Polignac number, because 6948009 - 2⁷ = 6947881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6948049) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 385992 + ... + 386009.

It is an arithmetic number, because the mean of its divisors is an integer number (1672671).

Almost surely, 2^6948009 is an apocalyptic number.

It is an amenable number.

6948009 is a deficient number, since it is larger than the sum of its proper divisors (3088017).

6948009 is a wasteful number, since it uses less digits than its factorization.

6948009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772007 (or 772004 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 6948009 is about 2635.9076235711. The cubic root of 6948009 is about 190.8183446887.

The spelling of 6948009 in words is "six million, nine hundred forty-eight thousand, nine".