53288061 has 4 divisors (see below), whose sum is σ = 71050752. Its totient is φ = 35525372.

The previous prime is 53288009. The next prime is 53288063. The reversal of 53288061 is 16088235.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53288061 - 2¹⁰ = 53287037 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53288063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8881341 + ... + 8881346.

It is an arithmetic number, because the mean of its divisors is an integer number (17762688).

Almost surely, 2^53288061 is an apocalyptic number.

It is an amenable number.

53288061 is a deficient number, since it is larger than the sum of its proper divisors (17762691).

53288061 is a wasteful number, since it uses less digits than its factorization.

53288061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17762690.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 53288061 is about 7299.8671905727. The cubic root of 53288061 is about 376.3078741598.

The spelling of 53288061 in words is "fifty-three million, two hundred eighty-eight thousand, sixty-one".