2251054336 has 72 divisors (see below), whose sum is σ = 4882707200. Its totient is φ = 1031823360.

The previous prime is 2251054313. The next prime is 2251054339. The reversal of 2251054336 is 6334501522.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 2251054298 and 2251054307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251054339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143320 + ... + 158248.

Almost surely, 2^2251054336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2251054336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2441353600).

2251054336 is an abundant number, since it is smaller than the sum of its proper divisors (2631652864).

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

2251054336 is a wasteful number, since it uses less digits than its factorization.

2251054336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14995 (or 14981 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 2251054336 is about 47445.2772781443. The cubic root of 2251054336 is about 1310.5753423277.

Adding to 2251054336 its reverse (6334501522), we get a palindrome (8585555858).

It can be divided in two parts, 225105 and 4336, that added together give a square (229441 = 479²).

The spelling of 2251054336 in words is "two billion, two hundred fifty-one million, fifty-four thousand, three hundred thirty-six".