57290241 has 4 divisors (see below), whose sum is σ = 76386992. Its totient is φ = 38193492.

The previous prime is 57290197. The next prime is 57290251. The reversal of 57290241 is 14209275.

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 not a de Polignac number, because 57290241 - 2¹⁰ = 57289217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 57290199 and 57290208.

It is not an unprimeable number, because it can be changed into a prime (57290251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9548371 + ... + 9548376.

It is an arithmetic number, because the mean of its divisors is an integer number (19096748).

Almost surely, 2^57290241 is an apocalyptic number.

It is an amenable number.

57290241 is a deficient number, since it is larger than the sum of its proper divisors (19096751).

57290241 is a wasteful number, since it uses less digits than its factorization.

57290241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19096750.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 57290241 is about 7569.0317082174. The cubic root of 57290241 is about 385.5022197197.

The spelling of 57290241 in words is "fifty-seven million, two hundred ninety thousand, two hundred forty-one".