1002884 has 6 divisors (see below), whose sum is σ = 1755054. Its totient is φ = 501440.

The previous prime is 1002871. The next prime is 1002887. The reversal of 1002884 is 4882001.

1002884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 774400 + 228484 = 880^2 + 478^2 .

It is not an unprimeable number, because it can be changed into a prime (1002887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125357 + ... + 125364.

It is an arithmetic number, because the mean of its divisors is an integer number (292509).

2^1002884 is an apocalyptic number.

It is an amenable number.

1002884 is a deficient number, since it is larger than the sum of its proper divisors (752170).

1002884 is a wasteful number, since it uses less digits than its factorization.

1002884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250725 (or 250723 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 1002884 is about 1001.4409618145. The cubic root of 1002884 is about 100.0960410649.

Adding to 1002884 its reverse (4882001), we get a palindrome (5884885).

The spelling of 1002884 in words is "one million, two thousand, eight hundred eighty-four".