51322150 has 72 divisors (see below), whose sum is σ = 111321000. Its totient is φ = 17529600.

The previous prime is 51322087. The next prime is 51322157. The reversal of 51322150 is 5122315.

51322150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51322157) 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 35 ways as a sum of consecutive naturals, for example, 102601 + ... + 103099.

It is an arithmetic number, because the mean of its divisors is an integer number (1546125).

Almost surely, 2^51322150 is an apocalyptic number.

51322150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51322150 is an abundant number, since it is smaller than the sum of its proper divisors (59998850).

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

51322150 is a wasteful number, since it uses less digits than its factorization.

51322150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 51322150 is about 7163.9479339258. The cubic root of 51322150 is about 371.6221690803.

Adding to 51322150 its reverse (5122315), we get a palindrome (56444465).

The spelling of 51322150 in words is "fifty-one million, three hundred twenty-two thousand, one hundred fifty".