53453433 has 16 divisors (see below), whose sum is σ = 77875200. Its totient is φ = 32344080.

The previous prime is 53453377. The next prime is 53453443. The reversal of 53453433 is 33435435.

It is not a de Polignac number, because 53453433 - 2⁶ = 53453369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53453433.

It is not an unprimeable number, because it can be changed into a prime (53453443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33508 + ... + 35066.

It is an arithmetic number, because the mean of its divisors is an integer number (4867200).

Almost surely, 2^53453433 is an apocalyptic number.

It is an amenable number.

53453433 is a deficient number, since it is larger than the sum of its proper divisors (24421767).

53453433 is a wasteful number, since it uses less digits than its factorization.

53453433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2612.

The product of its digits is 32400, while the sum is 30.

The square root of 53453433 is about 7311.1854715908. The cubic root of 53453433 is about 376.6967450159.

Adding to 53453433 its reverse (33435435), we get a palindrome (86888868).

It can be divided in two parts, 5345 and 3433, that added together give a palindrome (8778).

The spelling of 53453433 in words is "fifty-three million, four hundred fifty-three thousand, four hundred thirty-three".