6925216 has 24 divisors (see below), whose sum is σ = 14004900. Its totient is φ = 3368448.

The previous prime is 6925211. The next prime is 6925249. The reversal of 6925216 is 6125296.

It can be written as a sum of positive squares in 2 ways, for example, as 6780816 + 144400 = 2604^2 + 380^2 .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6925211) by changing a digit.

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, 1741 + ... + 4108.

Almost surely, 2^6925216 is an apocalyptic number.

It is an amenable number.

6925216 is an abundant number, since it is smaller than the sum of its proper divisors (7079684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6925216 is a wasteful number, since it uses less digits than its factorization.

6925216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5896 (or 5888 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 6925216 is about 2631.5805136837. The cubic root of 6925216 is about 190.6094557243.

The spelling of 6925216 in words is "six million, nine hundred twenty-five thousand, two hundred sixteen".