6942224 has 10 divisors (see below), whose sum is σ = 13450590. Its totient is φ = 3471104.

The previous prime is 6942217. The next prime is 6942241. The reversal of 6942224 is 4222496.

It can be written as a sum of positive squares in only one way, i.e., 6250000 + 692224 = 2500^2 + 832^2 .

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 as a sum of consecutive naturals, namely, 216929 + ... + 216960.

It is an arithmetic number, because the mean of its divisors is an integer number (1345059).

Almost surely, 2^6942224 is an apocalyptic number.

It is an amenable number.

6942224 is a deficient number, since it is larger than the sum of its proper divisors (6508366).

6942224 is a wasteful number, since it uses less digits than its factorization.

6942224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433897 (or 433891 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 6942224 is about 2634.8100500795. The cubic root of 6942224 is about 190.7653707295.

The spelling of 6942224 in words is "six million, nine hundred forty-two thousand, two hundred twenty-four".