7299228 has 12 divisors (see below), whose sum is σ = 17031560. Its totient is φ = 2433072.

The previous prime is 7299217. The next prime is 7299233. The reversal of 7299228 is 8229927.

7299228 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304123 + ... + 304146.

Almost surely, 2^7299228 is an apocalyptic number.

It is an amenable number.

7299228 is an abundant number, since it is smaller than the sum of its proper divisors (9732332).

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

7299228 is a wasteful number, since it uses less digits than its factorization.

7299228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608276 (or 608274 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 7299228 is about 2701.7083484344. The cubic root of 7299228 is about 193.9809029276.

The spelling of 7299228 in words is "seven million, two hundred ninety-nine thousand, two hundred twenty-eight".