7224055636 has 24 divisors (see below), whose sum is σ = 14451647616. Its totient is φ = 3095266080.

The previous prime is 7224055627. The next prime is 7224055637. The reversal of 7224055636 is 6365504227.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7224055637) 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, 93570 + ... + 152326.

It is an arithmetic number, because the mean of its divisors is an integer number (602151984).

Almost surely, 2^7224055636 is an apocalyptic number.

It is an amenable number.

7224055636 is an abundant number, since it is smaller than the sum of its proper divisors (7227591980).

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

7224055636 is a wasteful number, since it uses less digits than its factorization.

7224055636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63159 (or 63157 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The square root of 7224055636 is about 84994.4447361120. Note that the first 3 decimals coincide. The cubic root of 7224055636 is about 1933.1268843234.

The spelling of 7224055636 in words is "seven billion, two hundred twenty-four million, fifty-five thousand, six hundred thirty-six".