51275033 has 8 divisors (see below), whose sum is σ = 52264800. Its totient is φ = 50292000.

The previous prime is 51274991. The next prime is 51275041. The reversal of 51275033 is 33057215.

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 51275033 - 2¹⁸ = 51012889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 51274993 and 51275011.

It is not an unprimeable number, because it can be changed into a prime (51275083) 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, 15293 + ... + 18341.

It is an arithmetic number, because the mean of its divisors is an integer number (6533100).

Almost surely, 2^51275033 is an apocalyptic number.

It is an amenable number.

51275033 is a deficient number, since it is larger than the sum of its proper divisors (989767).

51275033 is a wasteful number, since it uses less digits than its factorization.

51275033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 51275033 is about 7160.6586987511. The cubic root of 51275033 is about 371.5084099930.

The spelling of 51275033 in words is "fifty-one million, two hundred seventy-five thousand, thirty-three".