1005748 has 6 divisors (see below), whose sum is σ = 1760066. Its totient is φ = 502872.

The previous prime is 1005709. The next prime is 1005751. The reversal of 1005748 is 8475001.

It can be written as a sum of positive squares in only one way, i.e., 580644 + 425104 = 762^2 + 652^2 .

It is a congruent 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, 125715 + ... + 125722.

2^1005748 is an apocalyptic number.

It is an amenable number.

1005748 is a deficient number, since it is larger than the sum of its proper divisors (754318).

1005748 is a wasteful number, since it uses less digits than its factorization.

1005748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251441 (or 251439 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 1005748 is about 1002.8698818890. The cubic root of 1005748 is about 100.1912340622.

The spelling of 1005748 in words is "one million, five thousand, seven hundred forty-eight".