51350036 has 6 divisors (see below), whose sum is σ = 89862570. Its totient is φ = 25675016.

The previous prime is 51350029. The next prime is 51350051. The reversal of 51350036 is 63005315.

It can be written as a sum of positive squares in only one way, i.e., 25908100 + 25441936 = 5090^2 + 5044^2 .

It is a junction number, because it is equal to n+sod(n) for n = 51349993 and 51350020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6418751 + ... + 6418758.

It is an arithmetic number, because the mean of its divisors is an integer number (14977095).

Almost surely, 2^51350036 is an apocalyptic number.

It is an amenable number.

51350036 is a deficient number, since it is larger than the sum of its proper divisors (38512534).

51350036 is a wasteful number, since it uses less digits than its factorization.

51350036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12837513 (or 12837511 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 51350036 is about 7165.8939428378. The cubic root of 51350036 is about 371.6894641270.

The spelling of 51350036 in words is "fifty-one million, three hundred fifty thousand, thirty-six".