7225445227 has 16 divisors (see below), whose sum is σ = 9701298432. Its totient is φ = 5197122720.

The previous prime is 7225445131. The next prime is 7225445329.

7225445227 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 7225445227 - 2³¹ = 5077961579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7225445227.

It is not an unprimeable number, because it can be changed into a prime (7225443227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3608113 + ... + 3610114.

It is an arithmetic number, because the mean of its divisors is an integer number (606331152).

Almost surely, 2^7225445227 is an apocalyptic number.

7225445227 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

7225445227 is a deficient number, since it is larger than the sum of its proper divisors (2475853205).

7225445227 is a wasteful number, since it uses less digits than its factorization.

7225445227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7218258.

The product of its digits is 313600, while the sum is 40.

The square root of 7225445227 is about 85002.6189420067. The cubic root of 7225445227 is about 1933.2508259445.

The spelling of 7225445227 in words is "seven billion, two hundred twenty-five million, four hundred forty-five thousand, two hundred twenty-seven".