1002332028 has 12 divisors (see below), whose sum is σ = 2338774760. Its totient is φ = 334110672.

The previous prime is 1002332027. The next prime is 1002332039. The reversal of 1002332028 is 8202332001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1002331995 and 1002332013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002332027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41763823 + ... + 41763846.

Almost surely, 2^1002332028 is an apocalyptic number.

It is an amenable number.

1002332028 is an abundant number, since it is smaller than the sum of its proper divisors (1336442732).

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

1002332028 is a wasteful number, since it uses less digits than its factorization.

1002332028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83527676 (or 83527674 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1002332028 is about 31659.6277299655. The cubic root of 1002332028 is about 1000.7767391867.

Adding to 1002332028 its reverse (8202332001), we get a palindrome (9204664029).

The spelling of 1002332028 in words is "one billion, two million, three hundred thirty-two thousand, twenty-eight".