51233622 has 16 divisors (see below), whose sum is σ = 111782592. Its totient is φ = 15525320.

The previous prime is 51233621. The next prime is 51233629. The reversal of 51233622 is 22633215.

51233622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 51233592 and 51233601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51233621) 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 7 ways as a sum of consecutive naturals, for example, 388068 + ... + 388199.

It is an arithmetic number, because the mean of its divisors is an integer number (6986412).

Almost surely, 2^51233622 is an apocalyptic number.

51233622 is an abundant number, since it is smaller than the sum of its proper divisors (60548970).

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

51233622 is a wasteful number, since it uses less digits than its factorization.

51233622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776283.

The product of its digits is 2160, while the sum is 24.

The square root of 51233622 is about 7157.7665510968. The cubic root of 51233622 is about 371.4083698931.

Adding to 51233622 its reverse (22633215), we get a palindrome (73866837).

The spelling of 51233622 in words is "fifty-one million, two hundred thirty-three thousand, six hundred twenty-two".