6925505 has 4 divisors (see below), whose sum is σ = 8310612. Its totient is φ = 5540400.

The previous prime is 6925489. The next prime is 6925517. The reversal of 6925505 is 5055296.

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 4343056 + 2582449 = 2084^2 + 1607^2 .

It is not a de Polignac number, because 6925505 - 2⁴ = 6925489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692546 + ... + 692555.

It is an arithmetic number, because the mean of its divisors is an integer number (2077653).

Almost surely, 2^6925505 is an apocalyptic number.

It is an amenable number.

6925505 is a deficient number, since it is larger than the sum of its proper divisors (1385107).

6925505 is a wasteful number, since it uses less digits than its factorization.

6925505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385106.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 6925505 is about 2631.6354230782. The cubic root of 6925505 is about 190.6121071635.

The spelling of 6925505 in words is "six million, nine hundred twenty-five thousand, five hundred five".