1001000874 has 16 divisors (see below), whose sum is σ = 2005103808. Its totient is φ = 333149952.

The previous prime is 1001000867. The next prime is 1001000887. The reversal of 1001000874 is 4780001001.

It is a self number, because there is not a number n which added to its sum of digits gives 1001000874.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125047 + ... + 132810.

It is an arithmetic number, because the mean of its divisors is an integer number (125318988).

Almost surely, 2^1001000874 is an apocalyptic number.

1001000874 is an abundant number, since it is smaller than the sum of its proper divisors (1004102934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001000874 is a wasteful number, since it uses less digits than its factorization.

1001000874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258509.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 1001000874 is about 31638.5978513587. The cubic root of 1001000874 is about 1000.3335134231. Note that the first 3 decimals are identical.

Adding to 1001000874 its reverse (4780001001), we get a palindrome (5781001875).

The spelling of 1001000874 in words is "one billion, one million, eight hundred seventy-four", and thus it is an aban number.