2551234242 has 8 divisors (see below), whose sum is σ = 5102468496. Its totient is φ = 850411412.

The previous prime is 2551234237. The next prime is 2551234243. The reversal of 2551234242 is 2424321552.

It is a sphenic number, since it is the product of 3 distinct primes.

2551234242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2551234243) 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 3 ways as a sum of consecutive naturals, for example, 212602848 + ... + 212602859.

It is an arithmetic number, because the mean of its divisors is an integer number (637808562).

Almost surely, 2^2551234242 is an apocalyptic number.

2551234242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2551234242 is a wasteful number, since it uses less digits than its factorization.

2551234242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425205712.

The product of its digits is 19200, while the sum is 30.

The square root of 2551234242 is about 50509.7440302364. The cubic root of 2551234242 is about 1366.4175931446.

Adding to 2551234242 its reverse (2424321552), we get a palindrome (4975555794).

The spelling of 2551234242 in words is "two billion, five hundred fifty-one million, two hundred thirty-four thousand, two hundred forty-two".