53506033 has 32 divisors (see below), whose sum is σ = 67415040. Its totient is φ = 41446080.

The previous prime is 53506009. The next prime is 53506043. The reversal of 53506033 is 33060535.

It is a cyclic number.

It is not a de Polignac number, because 53506033 - 2⁵ = 53506001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53505989 and 53506007.

It is not an unprimeable number, because it can be changed into a prime (53506003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 408378 + ... + 408508.

It is an arithmetic number, because the mean of its divisors is an integer number (2106720).

Almost surely, 2^53506033 is an apocalyptic number.

It is an amenable number.

53506033 is a deficient number, since it is larger than the sum of its proper divisors (13909007).

53506033 is a wasteful number, since it uses less digits than its factorization.

53506033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 53506033 is about 7314.7818149279. The cubic root of 53506033 is about 376.8202653208.

Adding to 53506033 its reverse (33060535), we get a palindrome (86566568).

The spelling of 53506033 in words is "fifty-three million, five hundred six thousand, thirty-three".