7226838 has 24 divisors (see below), whose sum is σ = 16024008. Its totient is φ = 2352672.

The previous prime is 7226833. The next prime is 7226839. The reversal of 7226838 is 8386227.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7226831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3895 + ... + 5442.

It is an arithmetic number, because the mean of its divisors is an integer number (667667).

Almost surely, 2^7226838 is an apocalyptic number.

7226838 is an abundant number, since it is smaller than the sum of its proper divisors (8797170).

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

7226838 is a wasteful number, since it uses less digits than its factorization.

7226838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9388 (or 9385 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 7226838 is about 2688.2778874216. The cubic root of 7226838 is about 193.3375035433.

The spelling of 7226838 in words is "seven million, two hundred twenty-six thousand, eight hundred thirty-eight".