51254522 has 8 divisors (see below), whose sum is σ = 83871072. Its totient is φ = 23297500.

The previous prime is 51254521. The next prime is 51254549. The reversal of 51254522 is 22545215.

51254522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 51254491 and 51254500.

It is not an unprimeable number, because it can be changed into a prime (51254521) 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, 1164854 + ... + 1164897.

It is an arithmetic number, because the mean of its divisors is an integer number (10483884).

Almost surely, 2^51254522 is an apocalyptic number.

51254522 is a deficient number, since it is larger than the sum of its proper divisors (32616550).

51254522 is a wasteful number, since it uses less digits than its factorization.

51254522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329764.

The product of its digits is 4000, while the sum is 26.

The square root of 51254522 is about 7159.2263548515. The cubic root of 51254522 is about 371.4588665484.

Adding to 51254522 its reverse (22545215), we get a palindrome (73799737).

The spelling of 51254522 in words is "fifty-one million, two hundred fifty-four thousand, five hundred twenty-two".