51959926 has 4 divisors (see below), whose sum is σ = 77939892. Its totient is φ = 25979962.

The previous prime is 51959917. The next prime is 51959933. The reversal of 51959926 is 62995915.

51959926 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62995915 = 5 ⋅12599183.

It is a congruent number.

It is an unprimeable number.

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, 12989980 + ... + 12989983.

It is an arithmetic number, because the mean of its divisors is an integer number (19484973).

Almost surely, 2^51959926 is an apocalyptic number.

51959926 is a deficient number, since it is larger than the sum of its proper divisors (25979966).

51959926 is a wasteful number, since it uses less digits than its factorization.

51959926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25979965.

The product of its digits is 218700, while the sum is 46.

The square root of 51959926 is about 7208.3233834228. The cubic root of 51959926 is about 373.1552085711.

The spelling of 51959926 in words is "fifty-one million, nine hundred fifty-nine thousand, nine hundred twenty-six".