6952009 has 4 divisors (see below), whose sum is σ = 7047316. Its totient is φ = 6856704.

The previous prime is 6951991. The next prime is 6952013. The reversal of 6952009 is 9002596.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2839225 + 4112784 = 1685^2 + 2028^2 .

It is a cyclic number.

It is not a de Polignac number, because 6952009 - 2⁵ = 6951977 is a prime.

It is a Duffinian number.

6952009 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6952019) 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, 47544 + ... + 47689.

It is an arithmetic number, because the mean of its divisors is an integer number (1761829).

Almost surely, 2^6952009 is an apocalyptic number.

It is an amenable number.

6952009 is a deficient number, since it is larger than the sum of its proper divisors (95307).

6952009 is an equidigital number, since it uses as much as digits as its factorization.

6952009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95306.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 6952009 is about 2636.6662663295. Note that the first 3 decimals coincide. The cubic root of 6952009 is about 190.8549559900.

It can be divided in two parts, 695 and 2009, that added together give a square (2704 = 52²).

The spelling of 6952009 in words is "six million, nine hundred fifty-two thousand, nine".