1002243606 has 64 divisors (see below), whose sum is σ = 2527289856. Its totient is φ = 257875200.

The previous prime is 1002243589. The next prime is 1002243617. The reversal of 1002243606 is 6063422001.

1002243606 is a nontrivial binomial coefficient, being equal to C(44772, 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1 + ... + 44771.

It is an arithmetic number, because the mean of its divisors is an integer number (39488904).

Almost surely, 2^1002243606 is an apocalyptic number.

1002243606 is the 44771-st triangular number and also the 22386-th hexagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002243606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1263644928).

1002243606 is an abundant number, since it is smaller than the sum of its proper divisors (1525046250).

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

1002243606 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (1002243605) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (44837).

1002243606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44837.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1002243606 is about 31658.2312519193. The cubic root of 1002243606 is about 1000.7473100552.

Adding to 1002243606 its reverse (6063422001), we get a palindrome (7065665607).

It can be divided in two parts, 10022 and 43606, that added together give a triangular number (53628 = T₃₂₇).

The spelling of 1002243606 in words is "one billion, two million, two hundred forty-three thousand, six hundred six".