57445424 has 10 divisors (see below), whose sum is σ = 111300540. Its totient is φ = 28722704.

The previous prime is 57445309. The next prime is 57445439. The reversal of 57445424 is 42454475.

It is a happy number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1795154 + ... + 1795185.

It is an arithmetic number, because the mean of its divisors is an integer number (11130054).

Almost surely, 2^57445424 is an apocalyptic number.

It is an amenable number.

57445424 is a deficient number, since it is larger than the sum of its proper divisors (53855116).

57445424 is a wasteful number, since it uses less digits than its factorization.

57445424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3590347 (or 3590341 counting only the distinct ones).

The product of its digits is 89600, while the sum is 35.

The square root of 57445424 is about 7579.2759548653. The cubic root of 57445424 is about 385.8499779428.

Adding to 57445424 its reverse (42454475), we get a palindrome (99899899).

The spelling of 57445424 in words is "fifty-seven million, four hundred forty-five thousand, four hundred twenty-four".