51575122 has 8 divisors (see below), whose sum is σ = 77512176. Its totient is φ = 25737732.

The previous prime is 51575113. The next prime is 51575123. The reversal of 51575122 is 22157515.

51575122 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 not an unprimeable number, because it can be changed into a prime (51575123) 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, 23608 + ... + 25699.

It is an arithmetic number, because the mean of its divisors is an integer number (9689022).

Almost surely, 2^51575122 is an apocalyptic number.

51575122 is a deficient number, since it is larger than the sum of its proper divisors (25937054).

51575122 is a wasteful number, since it uses less digits than its factorization.

51575122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49832.

The product of its digits is 3500, while the sum is 28.

The square root of 51575122 is about 7181.5821376630. The cubic root of 51575122 is about 372.2317561909.

The spelling of 51575122 in words is "fifty-one million, five hundred seventy-five thousand, one hundred twenty-two".