57003224 has 16 divisors (see below), whose sum is σ = 107279520. Its totient is φ = 28395360.

The previous prime is 57003181. The next prime is 57003239. The reversal of 57003224 is 42230075.

It is a self number, because there is not a number n which added to its sum of digits gives 57003224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10979 + ... + 15314.

It is an arithmetic number, because the mean of its divisors is an integer number (6704970).

Almost surely, 2^57003224 is an apocalyptic number.

It is an amenable number.

57003224 is a deficient number, since it is larger than the sum of its proper divisors (50276296).

57003224 is a wasteful number, since it uses less digits than its factorization.

57003224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26570 (or 26566 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 57003224 is about 7550.0479468676. The cubic root of 57003224 is about 384.8573688784.

Adding to 57003224 its reverse (42230075), we get a palindrome (99233299).

The spelling of 57003224 in words is "fifty-seven million, three thousand, two hundred twenty-four".