51596845 has 4 divisors (see below), whose sum is σ = 61916220. Its totient is φ = 41277472.

The previous prime is 51596827. The next prime is 51596863. The reversal of 51596845 is 54869515.

51596845 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: 54869515 = 5 ⋅10973903.

It is an interprime number because it is at equal distance from previous prime (51596827) and next prime (51596863).

It can be written as a sum of positive squares in 2 ways, for example, as 35772361 + 15824484 = 5981^2 + 3978^2 .

It is a cyclic number.

It is not a de Polignac number, because 51596845 - 2⁹ = 51596333 is a prime.

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 in 3 ways as a sum of consecutive naturals, for example, 5159680 + ... + 5159689.

It is an arithmetic number, because the mean of its divisors is an integer number (15479055).

Almost surely, 2^51596845 is an apocalyptic number.

It is an amenable number.

51596845 is a deficient number, since it is larger than the sum of its proper divisors (10319375).

51596845 is a wasteful number, since it uses less digits than its factorization.

51596845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10319374.

The product of its digits is 216000, while the sum is 43.

The square root of 51596845 is about 7183.0943889107. The cubic root of 51596845 is about 372.2840091321.

It can be divided in two parts, 51596 and 845, that added together give a square (52441 = 229²).

The spelling of 51596845 in words is "fifty-one million, five hundred ninety-six thousand, eight hundred forty-five".