4892440009 has 4 divisors (see below), whose sum is σ = 5105154816. Its totient is φ = 4679725204.

The previous prime is 4892439997. The next prime is 4892440027. The reversal of 4892440009 is 9000442984.

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 a de Polignac number, because none of the positive numbers 2^k-4892440009 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4892440309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106357369 + ... + 106357414.

It is an arithmetic number, because the mean of its divisors is an integer number (1276288704).

Almost surely, 2^4892440009 is an apocalyptic number.

It is an amenable number.

4892440009 is a deficient number, since it is larger than the sum of its proper divisors (212714807).

4892440009 is a wasteful number, since it uses less digits than its factorization.

4892440009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212714806.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 4892440009 is about 69945.9792196807. The cubic root of 4892440009 is about 1697.6252897604.

The spelling of 4892440009 in words is "four billion, eight hundred ninety-two million, four hundred forty thousand, nine".