53572757 has 4 divisors (see below), whose sum is σ = 61226016. Its totient is φ = 45919500.

The previous prime is 53572751. The next prime is 53572769. The reversal of 53572757 is 75727535.

53572757 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, 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 53572757 - 2⁶ = 53572693 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 (53572751) 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, 3826619 + ... + 3826632.

It is an arithmetic number, because the mean of its divisors is an integer number (15306504).

Almost surely, 2^53572757 is an apocalyptic number.

It is an amenable number.

53572757 is a deficient number, since it is larger than the sum of its proper divisors (7653259).

53572757 is an equidigital number, since it uses as much as digits as its factorization.

53572757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7653258.

The product of its digits is 257250, while the sum is 41.

The square root of 53572757 is about 7319.3412954992. The cubic root of 53572757 is about 376.9768365198.

The spelling of 53572757 in words is "fifty-three million, five hundred seventy-two thousand, seven hundred fifty-seven".