7552228 has 12 divisors (see below), whose sum is σ = 13267072. Its totient is φ = 3761640.

The previous prime is 7552201. The next prime is 7552243. The reversal of 7552228 is 8222557.

It is a super-2 number, since 2×7552228² = 114072295527968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7552228.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2400 + ... + 4567.

Almost surely, 2^7552228 is an apocalyptic number.

It is an amenable number.

7552228 is a deficient number, since it is larger than the sum of its proper divisors (5714844).

7552228 is a wasteful number, since it uses less digits than its factorization.

7552228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7242 (or 7240 counting only the distinct ones).

The product of its digits is 11200, while the sum is 31.

The square root of 7552228 is about 2748.1317290115. The cubic root of 7552228 is about 196.1966996583.

The spelling of 7552228 in words is "seven million, five hundred fifty-two thousand, two hundred twenty-eight".