51396082 has 8 divisors (see below), whose sum is σ = 77238252. Its totient is φ = 25650000.

The previous prime is 51396077. The next prime is 51396089. The reversal of 51396082 is 28069315.

51396082 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 2 ways, for example, as 51394561 + 1521 = 7169^2 + 39^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (51396089) 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 3 ways as a sum of consecutive naturals, for example, 22669 + ... + 24832.

Almost surely, 2^51396082 is an apocalyptic number.

51396082 is a deficient number, since it is larger than the sum of its proper divisors (25842170).

51396082 is a wasteful number, since it uses less digits than its factorization.

51396082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48044.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 51396082 is about 7169.1060809560. The cubic root of 51396082 is about 371.8005299365.

The spelling of 51396082 in words is "fifty-one million, three hundred ninety-six thousand, eighty-two".