7021324228 has 24 divisors (see below), whose sum is σ = 12490293312. Its totient is φ = 3452833824.

The previous prime is 7021324223. The next prime is 7021324231. The reversal of 7021324228 is 8224231207.

It is a self number, because there is not a number n which added to its sum of digits gives 7021324228.

It is not an unprimeable number, because it can be changed into a prime (7021324223) 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, 153150 + ... + 193642.

It is an arithmetic number, because the mean of its divisors is an integer number (520428888).

Almost surely, 2^7021324228 is an apocalyptic number.

It is an amenable number.

7021324228 is a deficient number, since it is larger than the sum of its proper divisors (5468969084).

7021324228 is a wasteful number, since it uses less digits than its factorization.

7021324228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41211 (or 41209 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 7021324228 is about 83793.3423847026. The cubic root of 7021324228 is about 1914.8716793946.

The spelling of 7021324228 in words is "seven billion, twenty-one million, three hundred twenty-four thousand, two hundred twenty-eight".