51632227 has 8 divisors (see below), whose sum is σ = 52319456. Its totient is φ = 50948352.

The previous prime is 51632221. The next prime is 51632249. The reversal of 51632227 is 72223615.

51632227 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 cyclic number.

It is not a de Polignac number, because 51632227 - 2⁷ = 51632099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51632195 and 51632204.

It is not an unprimeable number, because it can be changed into a prime (51632221) 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, 46693 + ... + 47785.

It is an arithmetic number, because the mean of its divisors is an integer number (6539932).

Almost surely, 2^51632227 is an apocalyptic number.

51632227 is a deficient number, since it is larger than the sum of its proper divisors (687229).

51632227 is a wasteful number, since it uses less digits than its factorization.

51632227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677.

The product of its digits is 5040, while the sum is 28.

The square root of 51632227 is about 7185.5568329810. The cubic root of 51632227 is about 372.3690863177.

The spelling of 51632227 in words is "fifty-one million, six hundred thirty-two thousand, two hundred twenty-seven".