51823056 has 20 divisors (see below), whose sum is σ = 133876352. Its totient is φ = 17274336.

The previous prime is 51823039. The next prime is 51823073. The reversal of 51823056 is 65032815.

It is an interprime number because it is at equal distance from previous prime (51823039) and next prime (51823073).

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 in 3 ways as a sum of consecutive naturals, for example, 539776 + ... + 539871.

Almost surely, 2^51823056 is an apocalyptic number.

It is an amenable number.

51823056 is an abundant number, since it is smaller than the sum of its proper divisors (82053296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51823056 is a wasteful number, since it uses less digits than its factorization.

51823056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079658 (or 1079652 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 51823056 is about 7198.8232371687. The cubic root of 51823056 is about 372.8272720997.

The spelling of 51823056 in words is "fifty-one million, eight hundred twenty-three thousand, fifty-six".