1057544 has 16 divisors (see below), whose sum is σ = 1997520. Its totient is φ = 524880.

The previous prime is 1057541. The next prime is 1057561. The reversal of 1057544 is 4457501.

It is a super-2 number, since 2×1057544² = 2236798623872, which contains 22 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1057541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 899 + ... + 1709.

It is an arithmetic number, because the mean of its divisors is an integer number (124845).

2^1057544 is an apocalyptic number.

It is an amenable number.

1057544 is a deficient number, since it is larger than the sum of its proper divisors (939976).

1057544 is a wasteful number, since it uses less digits than its factorization.

1057544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980 (or 976 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 1057544 is about 1028.3695833697. The cubic root of 1057544 is about 101.8824738893.

The spelling of 1057544 in words is "one million, fifty-seven thousand, five hundred forty-four".