57552009 has 8 divisors (see below), whose sum is σ = 76789440. Its totient is φ = 38341296.

The previous prime is 57551993. The next prime is 57552023. The reversal of 57552009 is 90025575.

57552009 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 57552009 - 2⁴ = 57551993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57552029) 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, 949 + ... + 10770.

It is an arithmetic number, because the mean of its divisors is an integer number (9598680).

Almost surely, 2^57552009 is an apocalyptic number.

It is an amenable number.

57552009 is a deficient number, since it is larger than the sum of its proper divisors (19237431).

57552009 is a wasteful number, since it uses less digits than its factorization.

57552009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13359.

The product of its (nonzero) digits is 15750, while the sum is 33.

The square root of 57552009 is about 7586.3040408357. The cubic root of 57552009 is about 386.0884675566.

The spelling of 57552009 in words is "fifty-seven million, five hundred fifty-two thousand, nine".