1005874 has 4 divisors (see below), whose sum is σ = 1508814. Its totient is φ = 502936.

The previous prime is 1005833. The next prime is 1005883. The reversal of 1005874 is 4785001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4785001 = 13 ⋅368077.

It can be written as a sum of positive squares in only one way, i.e., 525625 + 480249 = 725^2 + 693^2 .

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, 251467 + ... + 251470.

2^1005874 is an apocalyptic number.

1005874 is a deficient number, since it is larger than the sum of its proper divisors (502940).

1005874 is an equidigital number, since it uses as much as digits as its factorization.

1005874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502939.

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

The square root of 1005874 is about 1002.9326996364. The cubic root of 1005874 is about 100.1954178698.

The spelling of 1005874 in words is "one million, five thousand, eight hundred seventy-four".