4089244969 has 4 divisors (see below), whose sum is σ = 4150278544. Its totient is φ = 4028211396.

The previous prime is 4089244949. The next prime is 4089244993. The reversal of 4089244969 is 9694429804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4089244969 - 2⁹ = 4089244457 is a prime.

It is a super-2 number, since 2×4089244969² = 33443848832983621922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4089244919) 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, 30516687 + ... + 30516820.

It is an arithmetic number, because the mean of its divisors is an integer number (1037569636).

Almost surely, 2^4089244969 is an apocalyptic number.

It is an amenable number.

4089244969 is a deficient number, since it is larger than the sum of its proper divisors (61033575).

4089244969 is an equidigital number, since it uses as much as digits as its factorization.

4089244969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61033574.

The product of its (nonzero) digits is 4478976, while the sum is 55.

The square root of 4089244969 is about 63947.2045440612. The cubic root of 4089244969 is about 1599.1199547108.

The spelling of 4089244969 in words is "four billion, eighty-nine million, two hundred forty-four thousand, nine hundred sixty-nine".