2551244234 has 32 divisors (see below), whose sum is σ = 4775262336. Its totient is φ = 993136320.

The previous prime is 2551244233. The next prime is 2551244261. The reversal of 2551244234 is 4324421552.

It is a self number, because there is not a number n which added to its sum of digits gives 2551244234.

It is not an unprimeable number, because it can be changed into a prime (2551244233) 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, 190172 + ... + 203144.

It is an arithmetic number, because the mean of its divisors is an integer number (149226948).

Almost surely, 2^2551244234 is an apocalyptic number.

2551244234 is a deficient number, since it is larger than the sum of its proper divisors (2224018102).

2551244234 is a wasteful number, since it uses less digits than its factorization.

2551244234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14270.

The product of its digits is 38400, while the sum is 32.

The square root of 2551244234 is about 50509.8429417475. The cubic root of 2551244234 is about 1366.4193770167.

Adding to 2551244234 its reverse (4324421552), we get a palindrome (6875665786).

The spelling of 2551244234 in words is "two billion, five hundred fifty-one million, two hundred forty-four thousand, two hundred thirty-four".