53233351 has 4 divisors (see below), whose sum is σ = 53265472. Its totient is φ = 53201232.

The previous prime is 53233331. The next prime is 53233373. The reversal of 53233351 is 15333235.

It is a happy number.

53233351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53233351 - 2¹⁵ = 53200583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53233321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13431 + ... + 16936.

It is an arithmetic number, because the mean of its divisors is an integer number (13316368).

Almost surely, 2^53233351 is an apocalyptic number.

53233351 is a deficient number, since it is larger than the sum of its proper divisors (32121).

53233351 is a wasteful number, since it uses less digits than its factorization.

53233351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32120.

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

The square root of 53233351 is about 7296.1188997987. The cubic root of 53233351 is about 376.1790469694.

Adding to 53233351 its reverse (15333235), we get a palindrome (68566586).

The spelling of 53233351 in words is "fifty-three million, two hundred thirty-three thousand, three hundred fifty-one".