51168522 has 8 divisors (see below), whose sum is σ = 102337056. Its totient is φ = 17056172.

The previous prime is 51168497. The next prime is 51168527. The reversal of 51168522 is 22586115.

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

51168522 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 51168522.

It is not an unprimeable number, because it can be changed into a prime (51168527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4264038 + ... + 4264049.

It is an arithmetic number, because the mean of its divisors is an integer number (12792132).

Almost surely, 2^51168522 is an apocalyptic number.

51168522 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.

51168522 is a wasteful number, since it uses less digits than its factorization.

51168522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8528092.

The product of its digits is 4800, while the sum is 30.

The square root of 51168522 is about 7153.2175976969. The cubic root of 51168522 is about 371.2509932067.

The spelling of 51168522 in words is "fifty-one million, one hundred sixty-eight thousand, five hundred twenty-two".