7352228 has 24 divisors (see below), whose sum is σ = 14672952. Its totient is φ = 3193344.

The previous prime is 7352197. The next prime is 7352231. The reversal of 7352228 is 8222537.

It can be written as a sum of positive squares in 4 ways, for example, as 2849344 + 4502884 = 1688^2 + 2122^2 .

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 7352228.

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 7 ways as a sum of consecutive naturals, for example, 3275 + ... + 5042.

It is an arithmetic number, because the mean of its divisors is an integer number (611373).

Almost surely, 2^7352228 is an apocalyptic number.

It is an amenable number.

7352228 is a deficient number, since it is larger than the sum of its proper divisors (7320724).

7352228 is a wasteful number, since it uses less digits than its factorization.

7352228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8351 (or 8349 counting only the distinct ones).

The product of its digits is 6720, while the sum is 29.

The square root of 7352228 is about 2711.4992163008. The cubic root of 7352228 is about 194.4492722853.

The spelling of 7352228 in words is "seven million, three hundred fifty-two thousand, two hundred twenty-eight".