2251554522 has 16 divisors (see below), whose sum is σ = 5146410432. Its totient is φ = 643301280.

The previous prime is 2251554499. The next prime is 2251554527. The reversal of 2251554522 is 2254551522.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2251554527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26804179 + ... + 26804262.

It is an arithmetic number, because the mean of its divisors is an integer number (321650652).

Almost surely, 2^2251554522 is an apocalyptic number.

2251554522 is an abundant number, since it is smaller than the sum of its proper divisors (2894855910).

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

2251554522 is a wasteful number, since it uses less digits than its factorization.

2251554522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53608453.

The product of its digits is 40000, while the sum is 33.

The square root of 2251554522 is about 47450.5481738620. The cubic root of 2251554522 is about 1310.6724054210.

The spelling of 2251554522 in words is "two billion, two hundred fifty-one million, five hundred fifty-four thousand, five hundred twenty-two".