7572228 has 24 divisors (see below), whose sum is σ = 17734080. Its totient is φ = 2514720.

The previous prime is 7572223. The next prime is 7572233. The reversal of 7572228 is 8222757.

It is an interprime number because it is at equal distance from previous prime (7572223) and next prime (7572233).

It is not an unprimeable number, because it can be changed into a prime (7572223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2718 + ... + 4746.

It is an arithmetic number, because the mean of its divisors is an integer number (738920).

Almost surely, 2^7572228 is an apocalyptic number.

It is an amenable number.

7572228 is an abundant number, since it is smaller than the sum of its proper divisors (10161852).

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

7572228 is a wasteful number, since it uses less digits than its factorization.

7572228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347 (or 2345 counting only the distinct ones).

The product of its digits is 15680, while the sum is 33.

The square root of 7572228 is about 2751.7681588390. The cubic root of 7572228 is about 196.3697380103.

The spelling of 7572228 in words is "seven million, five hundred seventy-two thousand, two hundred twenty-eight".