53255557 has 8 divisors (see below), whose sum is σ = 55661760. Its totient is φ = 50856960.

The previous prime is 53255533. The next prime is 53255563. The reversal of 53255557 is 75555235.

53255557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53255557 - 2¹¹ = 53253509 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 (53255567) 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 7 ways as a sum of consecutive naturals, for example, 16182 + ... + 19192.

It is an arithmetic number, because the mean of its divisors is an integer number (6957720).

Almost surely, 2^53255557 is an apocalyptic number.

It is an amenable number.

53255557 is a deficient number, since it is larger than the sum of its proper divisors (2406203).

53255557 is a wasteful number, since it uses less digits than its factorization.

53255557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3803.

The product of its digits is 131250, while the sum is 37.

The square root of 53255557 is about 7297.6405090961. The cubic root of 53255557 is about 376.2313467057.

The spelling of 53255557 in words is "fifty-three million, two hundred fifty-five thousand, five hundred fifty-seven".