51823315 has 8 divisors (see below), whose sum is σ = 62325648. Its totient is φ = 41366880.

The previous prime is 51823313. The next prime is 51823333. The reversal of 51823315 is 51332815.

51823315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 51823315 - 2¹ = 51823313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51823313) 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 7 ways as a sum of consecutive naturals, for example, 8937 + ... + 13546.

It is an arithmetic number, because the mean of its divisors is an integer number (7790706).

Almost surely, 2^51823315 is an apocalyptic number.

51823315 is a deficient number, since it is larger than the sum of its proper divisors (10502333).

51823315 is a wasteful number, since it uses less digits than its factorization.

51823315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22949.

The product of its digits is 3600, while the sum is 28.

The square root of 51823315 is about 7198.8412261974. The cubic root of 51823315 is about 372.8278932010.

The spelling of 51823315 in words is "fifty-one million, eight hundred twenty-three thousand, three hundred fifteen".