51363332 has 6 divisors (see below), whose sum is σ = 89885838. Its totient is φ = 25681664.

The previous prime is 51363331. The next prime is 51363337. The reversal of 51363332 is 23336315.

51363332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 32993536 + 18369796 = 5744^2 + 4286^2 .

It is a super-3 number, since 3×51363332³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (51363331) 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 as a sum of consecutive naturals, namely, 6420413 + ... + 6420420.

It is an arithmetic number, because the mean of its divisors is an integer number (14980973).

Almost surely, 2^51363332 is an apocalyptic number.

It is an amenable number.

51363332 is a deficient number, since it is larger than the sum of its proper divisors (38522506).

51363332 is a wasteful number, since it uses less digits than its factorization.

51363332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12840837 (or 12840835 counting only the distinct ones).

The product of its digits is 4860, while the sum is 26.

The square root of 51363332 is about 7166.8216107281. The cubic root of 51363332 is about 371.7215417198.

Adding to 51363332 its reverse (23336315), we get a palindrome (74699647).

The spelling of 51363332 in words is "fifty-one million, three hundred sixty-three thousand, three hundred thirty-two".