1002270 has 16 divisors (see below), whose sum is σ = 2405520. Its totient is φ = 267264.

The previous prime is 1002263. The next prime is 1002289. The reversal of 1002270 is 722001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16675 + ... + 16734.

It is an arithmetic number, because the mean of its divisors is an integer number (150345).

2^1002270 is an apocalyptic number.

1002270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002270 is an abundant number, since it is smaller than the sum of its proper divisors (1403250).

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

1002270 is a wasteful number, since it uses less digits than its factorization.

1002270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33419.

The product of its (nonzero) digits is 28, while the sum is 12.

The square root of 1002270 is about 1001.1343566175. The cubic root of 1002270 is about 100.0756094843.

Adding to 1002270 its reverse (722001), we get a palindrome (1724271).

The spelling of 1002270 in words is "one million, two thousand, two hundred seventy".