51606033 has 24 divisors (see below), whose sum is σ = 76919328. Its totient is φ = 30665088.

The previous prime is 51606031. The next prime is 51606059. The reversal of 51606033 is 33060615.

It is not a de Polignac number, because 51606033 - 2¹ = 51606031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51605994 and 51606012.

It is not an unprimeable number, because it can be changed into a prime (51606031) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 17010 + ... + 19812.

It is an arithmetic number, because the mean of its divisors is an integer number (3204972).

Almost surely, 2^51606033 is an apocalyptic number.

It is an amenable number.

51606033 is a deficient number, since it is larger than the sum of its proper divisors (25313295).

51606033 is a wasteful number, since it uses less digits than its factorization.

51606033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2861 (or 2842 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 51606033 is about 7183.7339176782. The cubic root of 51606033 is about 372.3061057187.

Adding to 51606033 its reverse (33060615), we get a palindrome (84666648).

The spelling of 51606033 in words is "fifty-one million, six hundred six thousand, thirty-three".