7224354855 has 48 divisors (see below), whose sum is σ = 13488224256. Its totient is φ = 3566566080.

The previous prime is 7224354827. The next prime is 7224354859. The reversal of 7224354855 is 5584534227.

It is not a de Polignac number, because 7224354855 - 2¹⁵ = 7224322087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 7224354855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7224354859) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 80497 + ... + 144666.

It is an arithmetic number, because the mean of its divisors is an integer number (281004672).

Almost surely, 2^7224354855 is an apocalyptic number.

7224354855 is a deficient number, since it is larger than the sum of its proper divisors (6263869401).

7224354855 is a wasteful number, since it uses less digits than its factorization.

7224354855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225228 (or 225225 counting only the distinct ones).

The product of its digits is 1344000, while the sum is 45.

The square root of 7224354855 is about 84996.2049446915. The cubic root of 7224354855 is about 1933.1535738700.

The spelling of 7224354855 in words is "seven billion, two hundred twenty-four million, three hundred fifty-four thousand, eight hundred fifty-five".