2042290689 has 8 divisors (see below), whose sum is σ = 2728089792. Its totient is φ = 1359009360.

The previous prime is 2042290669. The next prime is 2042290709. The reversal of 2042290689 is 9860922402.

It is an interprime number because it is at equal distance from previous prime (2042290669) and next prime (2042290709).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2042290689 - 2¹¹ = 2042288641 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2042290689.

It is not an unprimeable number, because it can be changed into a prime (2042290619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627549 + ... + 630794.

It is an arithmetic number, because the mean of its divisors is an integer number (341011224).

Almost surely, 2^2042290689 is an apocalyptic number.

It is an amenable number.

2042290689 is a deficient number, since it is larger than the sum of its proper divisors (685799103).

2042290689 is a wasteful number, since it uses less digits than its factorization.

2042290689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258887.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 2042290689 is about 45191.7104013557. The cubic root of 2042290689 is about 1268.7396695544.

It can be divided in two parts, 20422 and 90689, that added together give a palindrome (111111).

The spelling of 2042290689 in words is "two billion, forty-two million, two hundred ninety thousand, six hundred eighty-nine".