7242814228 has 24 divisors (see below), whose sum is σ = 13842178560. Its totient is φ = 3295753440.

The previous prime is 7242814223. The next prime is 7242814237. The reversal of 7242814228 is 8224182427.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7242814223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 977188 + ... + 984571.

It is an arithmetic number, because the mean of its divisors is an integer number (576757440).

Almost surely, 2^7242814228 is an apocalyptic number.

It is an amenable number.

7242814228 is a deficient number, since it is larger than the sum of its proper divisors (6599364332).

7242814228 is a wasteful number, since it uses less digits than its factorization.

7242814228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961847 (or 1961845 counting only the distinct ones).

The product of its digits is 114688, while the sum is 40.

The square root of 7242814228 is about 85104.7250627132. The cubic root of 7242814228 is about 1934.7986782070.

The spelling of 7242814228 in words is "seven billion, two hundred forty-two million, eight hundred fourteen thousand, two hundred twenty-eight".