51042033 has 12 divisors (see below), whose sum is σ = 84259968. Its totient is φ = 29166840.

The previous prime is 51041957. The next prime is 51042053. The reversal of 51042033 is 33024015.

It is not a de Polignac number, because 51042033 - 2⁹ = 51041521 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 51041997 and 51042015.

It is not an unprimeable number, because it can be changed into a prime (51042053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 405033 + ... + 405158.

It is an arithmetic number, because the mean of its divisors is an integer number (7021664).

Almost surely, 2^51042033 is an apocalyptic number.

It is an amenable number.

51042033 is a deficient number, since it is larger than the sum of its proper divisors (33217935).

51042033 is a wasteful number, since it uses less digits than its factorization.

51042033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810204 (or 810201 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 51042033 is about 7144.3707210642. The cubic root of 51042033 is about 370.9448289690.

Adding to 51042033 its reverse (33024015), we get a palindrome (84066048).

The spelling of 51042033 in words is "fifty-one million, forty-two thousand, thirty-three".