53552757 has 8 divisors (see below), whose sum is σ = 72307840. Its totient is φ = 35249760.

The previous prime is 53552749. The next prime is 53552761. The reversal of 53552757 is 75725535.

53552757 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 not a de Polignac number, because 53552757 - 2³ = 53552749 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 (53552747) 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, 112744 + ... + 113217.

It is an arithmetic number, because the mean of its divisors is an integer number (9038480).

Almost surely, 2^53552757 is an apocalyptic number.

It is an amenable number.

53552757 is a deficient number, since it is larger than the sum of its proper divisors (18755083).

53552757 is a wasteful number, since it uses less digits than its factorization.

53552757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226043.

The product of its digits is 183750, while the sum is 39.

The square root of 53552757 is about 7317.9749247999. The cubic root of 53552757 is about 376.9299191712.

The spelling of 53552757 in words is "fifty-three million, five hundred fifty-two thousand, seven hundred fifty-seven".