51068533 has 8 divisors (see below), whose sum is σ = 53808768. Its totient is φ = 48371664.

The previous prime is 51068509. The next prime is 51068543. The reversal of 51068533 is 33586015.

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

It is a cyclic number.

It is not a de Polignac number, because 51068533 - 2⁹ = 51068021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51068495 and 51068504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51068503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8410 + ... + 13147.

It is an arithmetic number, because the mean of its divisors is an integer number (6726096).

Almost surely, 2^51068533 is an apocalyptic number.

It is an amenable number.

51068533 is a deficient number, since it is larger than the sum of its proper divisors (2740235).

51068533 is a wasteful number, since it uses less digits than its factorization.

51068533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21683.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 51068533 is about 7146.2250874150. The cubic root of 51068533 is about 371.0090135681.

The spelling of 51068533 in words is "fifty-one million, sixty-eight thousand, five hundred thirty-three".