2225554518 has 32 divisors (see below), whose sum is σ = 4857656832. Its totient is φ = 674146400.

The previous prime is 2225554469. The next prime is 2225554519. The reversal of 2225554518 is 8154555222.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225554519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223555 + ... + 233297.

It is an arithmetic number, because the mean of its divisors is an integer number (151801776).

Almost surely, 2^2225554518 is an apocalyptic number.

2225554518 is an abundant number, since it is smaller than the sum of its proper divisors (2632102314).

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

2225554518 is a wasteful number, since it uses less digits than its factorization.

2225554518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13220.

The product of its digits is 160000, while the sum is 39.

The square root of 2225554518 is about 47175.7831731493. The cubic root of 2225554518 is about 1305.6078294706.

The spelling of 2225554518 in words is "two billion, two hundred twenty-five million, five hundred fifty-four thousand, five hundred eighteen".